The optic foramen is most closely associated with the

The optic foramen is most closely associated with the A) optic nerve B) optic chiasm C) thalamus D) optic tract Answer: ...

Cerebrospinal fluid reabsorbs into the blood through

Cerebrospinal fluid reabsorbs into the blood through A) lateral apertures B) arachnoid villi C) interventricular foramina D) choroid plexues Ans...

Which of the following is a component of the blood-cerebrospinal fluid barrier that functions to protect the brain and spinal cord from harmful blood-borne substances?

Which of the following is a component of the blood-cerebrospinal fluid barrier that functions to protect the brain and spinal cord from harmful blood-borne...

Brains of Alzheimer's victims show all but which of the following?

Brains of Alzheimer's victims show all but which of the following? A) neurofibrillary tangles B) beta-amyloid plaques C) loss of neurons that liberate...

At which stage of development do the secondary brain vesicles occur?

At which stage of development do the secondary brain vesicles occur? A) first week B) fifth week C) third or fourth week D) seventh to eighth An...

The nervous system begins development as a thickening of the ectoderm called the

The nervous system begins development as a thickening of the ectoderm called the A) neural crest B) neural tube C) neural plate D) neuroderm Ans...

Sensory axons of the glossopharyngeal nerve do not arise from which of the following?

Sensory axons of the glossopharyngeal nerve do not arise from which of the following? A) proprioreceptors of some swallowing muscles B) chemoreceptors...

What is the reason that the olfactory bulbs are located above the cribiform plate?

What is the reason that the olfactory bulbs are located above the cribiform plate? A) They will be closer to the olfactory epithelium. B) They are...

Of the cranial nerves listed, which is the most posterior?

Of the cranial nerves listed, which is the most posterior? A) optic (II) nerve B) trochlear (IV) nerve C) facial (VII) nerve D) vagus (X) nerve ...

Of the cranial nerves listed, which is the most anterior?

Of the cranial nerves listed, which is the most anterior? A) facial nerve (VII) B) optic (II) nerve C) vagus (X) nerve D) trochlear (IV) nerve A...

The gray matter of the two halves of the thalamus is divided by a vertical sheet of white matter called the

The gray matter of the two halves of the thalamus is divided by a vertical sheet of white matter called the A) intermediate mass B) internal capsule C)...

Which of the following is the largest of the bundles of tracts that connect the cerebellum to other parts of the brain?

Which of the following is the largest of the bundles of tracts that connect the cerebellum to other parts of the brain? A) arbor vitae B) inferior...

Which of the following is the midbrain structure that contains neurons that release dopamine to the basal nuclei?

Which of the following is the midbrain structure that contains neurons that release dopamine to the basal nuclei? A) substantia nigra B) cerebral peduncles C)...

Which of the following function is usually performed by the left hemisphere?

Which of the following function is usually performed by the left hemisphere? A) space and pattern perception B) musical and artistic awareness C) numerical...

The frontal and temporal lobes are separated by the

The frontal and temporal lobes are separated by the A) longitudinal fissure B) lateral cerebral fissure C) insula D) central sulcus Answer: ...

All of the following are part of the diencephalon EXCEPT for the

All of the following are part of the diencephalon EXCEPT for the A) hypothalamus B) epithalamus C) perithalamus D) thalamus Answer: ...

Impulses travel from the cerebellum to other parts of the brain in the

Impulses travel from the cerebellum to other parts of the brain in the A) arbor vitae B) floccolonodular lobes C) cerebellar hemispheres D) cerebral...

The pyramids of the medulla contain

The pyramids of the medulla contain A) bundles of corticospinal tracts B) nuclei of the reticular system C) nuclei of both sensory and motor axon bundles D)...

Which of the following is the outermost of the cranial meninges?

Which of the following is the outermost of the cranial meninges? A) pia mater B) dura mater C) arachnoid mater D) epithalamus Answer: ...

The metencephalon and mylencephalon develop from which primary brain vesicle?

The metencephalon and mylencephalon develop from which primary brain vesicle? A) telencephalon B) mesencephalon C) rhombencephalon D) proencephalo...

Common causes of strokes include all of the following EXCEPT

Common causes of strokes include all of the following EXCEPT A) atherosclerosis B) emboli C) intracerebral hemorrhage D) neurofibrillary tangles ...

Brain function decreases in the elderly for all of the following reasons EXCEPT

Brain function decreases in the elderly for all of the following reasons EXCEPT A) reflex times increase B) number of synaptic contacts decline C)...

Through which foramen do axons of motor neurons of the glossopharyngeal nerve pass through?

Through which foramen do axons of motor neurons of the glossopharyngeal nerve pass through? A) superior orbital fissure B) jugular C) occipital D)...

The postcentral gyrus functions as the (blank) area.

The postcentral gyrus functions as the (blank) area. A) primary motor area B) primary auditory area C) auditory association area D) primary somatosensory...

Which of the basal nuclei has a head, body, and tail?

Which of the basal nuclei has a head, body, and tail? A) putamen B) lentiform nucleus C) globus pallidus D) caudate nucleus Answer: ...

Muscle spindles contain neurons called (blank) motor neurons.

Muscle spindles contain neurons called (blank) motor neurons. A) alpha B) beta C) gamma D) delta Answer: ...

Awakening from sleep is called

Awakening from sleep is called A) consciousness B) arousal C) awake D) ready Answer: ...

In the treatment of Parkinson's disease, a surgical technique known as (blank) involves the destruction of a part of the globus pallidus.

In the treatment of Parkinson's disease, a surgical technique known as (blank) involves the destruction of a part of the globus pallidus. A) craniotomy B)...

Which of the following would detect changes in the temperature of the air around you?

Which of the following would detect changes in the temperature of the air around you? A) interoceptors B) exteroceptors C) nociceptors D) proprioc...

Third-order neurons conduct impulses from the thalamus to the primary somatosensory area of the cortex

Third-order neurons conduct impulses from the thalamus to the primary somatosensory area of the cortex A) thalamus B) hypothalamus C) pons D) epit...

Which of the following are components of the basal nuclei?

Which of the following are components of the basal nuclei? A) putamen B) caudate nucleus C) globus pallidus D) all of these Answer: ...

Which receptor exhibits very little sensory adaptation?

Which receptor exhibits very little sensory adaptation? A) corpuscle of touch B) nociceptor C) lamellated corpuscle D) hair root plexus Answer:&...

Which of the following is true regarding REM sleep?

Which of the following is true regarding REM sleep? A) Sleepwalking typically occurs B) Muscle tone is decreased C) Most somatic motor neurons are...

The (blank) is a thin ribbon-like projection tract that extends from the medulla to the thalamus

The (blank) is a thin ribbon-like projection tract that extends from the medulla to the thalamus A) medial lemniscus B) brain C) pons D) tendrils ...

If a receptor continues to trigger impulses as long as the stimulus is applied, then it is called a (blank) adapting receptor

If a receptor continues to trigger impulses as long as the stimulus is applied, then it is called a (blank) adapting receptor A) rapid B) slow C) fast D)...

Slowness of motor movements is called

Slowness of motor movements is called A) bradykinesia B) analgesia C) hypokinesia D) kinetics Answer: ...

Upper motor neurons from the (blank) regulate muscle tone and help maintain balance and orientation of the head and body.

Upper motor neurons from the (blank) regulate muscle tone and help maintain balance and orientation of the head and body. A) cerebral cortex B) brain...

Most reflexes are intact and muscles are slightly relaxed in which stage of NREM sleep?

Most reflexes are intact and muscles are slightly relaxed in which stage of NREM sleep? A) Stage 3 B) Stage 4 C) Stage 2 D) Stage 1 Answer: ...

(blank) are receptors deep in the dermis which detect intense (high frequency) vibrations.

(blank) are receptors deep in the dermis which detect intense (high frequency) vibrations. A) lamellated corpuscles B) Meissner's corpuscles C) radios D)...

(blank) is the awareness of changes in the external or internal environment.

(blank) is the awareness of changes in the external or internal environment. A) sensation B) awakeness C) arousal D) readiness Answer: ...

Decreased range of motion in muscle movements is called

Decreased range of motion in muscle movements is called A) hypokinesia B) bradykinesia C) aging D) freezing Answer: ...

Which disease if left untreated can cause progressive degeneration of the posterior portion of the spinal column, loss of somatic sensations, and uncoordinated and jerky movements?

Which disease if left untreated can cause progressive degeneration of the posterior portion of the spinal column, loss of somatic sensations, and uncoordinated...

The state of wakefulness is called

The state of wakefulness is called A) consciousness B) arousal C) REM D) awake Answer: ...

Interneurons in the brain stem and spinal cord called (blank) neurons provide input to lower motor neurons.

Interneurons in the brain stem and spinal cord called (blank) neurons provide input to lower motor neurons. A) active B) inactive C) domestic circuit D)...

Slowly adapting touch receptors that respond to touch and light pressure called

Slowly adapting touch receptors that respond to touch and light pressure called A) mechanoreceptors B) nosiceptors C) proprioceptors D) none of th...

If large enough, a (blank) potential at dendrites of a free nerve ending will produce an Action potential in the axon of a first-order sensory neuron.

If large enough, a (blank) potential at dendrites of a free nerve ending will produce an Action potential in the axon of a first-order sensory neuron. A)...

Treatment of Parkinson's disease involves taking dopamine orally.

Treatment of Parkinson's disease involves taking dopamine orally. A) True B) False Answer: ...

Somatic sensory impulses from the face, mouth, teeth, and eyes travel along the (blank) nerves into the brain stem.

Somatic sensory impulses from the face, mouth, teeth, and eyes travel along the (blank) nerves into the brain stem. A) peripheral B) spinal C) cranial D)...

Which of the following is a part of the indirect motor (extrapyramidal) pathways?

Which of the following is a part of the indirect motor (extrapyramidal) pathways? A) rubrospinal tract B) vestibulospinal tract C) tectospinal tract D)...

The thermoreceptors which detect (blank) temperatures are located in the dermis.

The thermoreceptors which detect (blank) temperatures are located in the dermis. A) warm B) cold C) freezing D) room Answer: ...

Which is the percent of REM sleep in an infant?

Which is the percent of REM sleep in an infant? A) 15% B) 25% C) 50% D) 75% Answer: ...

Identify the stage of NREM sleep in which people are easily awakened.

Identify the stage of NREM sleep in which people are easily awakened. A) Stage 1 B) Stage 2 C) Stage 3 D) Stage 4 Answer: ...

If a person thinks of letters and numbers as having unique colors, this person has a condition called

If a person thinks of letters and numbers as having unique colors, this person has a condition called A) hypokinesia B) synesthesia C) bradykinesia D)...

Which indirect motor pathway has upper motor neurons that conduct impulses to skeletal muscles that are involved in maintaining posture and balance in response to head movements?

Which indirect motor pathway has upper motor neurons that conduct impulses to skeletal muscles that are involved in maintaining posture and balance...

Which of the following is a cause of coma?

Which of the following is a cause of coma? A) seizures B) stroke C) alcohol intoxication D) head injuries E) all of these Answer: ...

The ability to acquire new knowledge or skills through instruction is called

The ability to acquire new knowledge or skills through instruction is called A) learning B) memory C) plasticity D) experience Answer: ...

Damage to the anterolateral (spinothalamic) tract at the level of T5 on the right side of the spinal cord would result in

Damage to the anterolateral (spinothalamic) tract at the level of T5 on the right side of the spinal cord would result in A) loss of sensations of...

In Parkinson's disease, (blank) refers to the decreasing range of motion associated with shorter walking strides and reduced arm swing.

In Parkinson's disease, (blank) refers to the decreasing range of motion associated with shorter walking strides and reduced arm swing. A) palsy B)...

In ascending pathways, axons of (blank) neurons cross over to the opposite side in the brain stem or spinal cord before ascending.

In ascending pathways, axons of (blank) neurons cross over to the opposite side in the brain stem or spinal cord before ascending. A) first-order B)...

Which receptor type senses touch and stretching of skin and is slow to adapt?

Which receptor type senses touch and stretching of skin and is slow to adapt? A) type II cutaneous mechanoreceptor B) hair root plexus C) type I cutaneous...

Referred pain from a heart attack is felt in the skin over the heart and

Referred pain from a heart attack is felt in the skin over the heart and A) over the left side of the neck B) over the right side of the neck C) along...

In Parkinson's disease, the slowness of movements that increase the time needed to perform tasks such as buttoning a shirt is referred to as

In Parkinson's disease, the slowness of movements that increase the time needed to perform tasks such as buttoning a shirt is referred to as A) tremor B)...

Which stage of NREM sleep is known as "light sleep" in which a person may experience fragments of dreams and the eyes may slowly roll from side to side?

Which stage of NREM sleep is known as "light sleep" in which a person may experience fragments of dreams and the eyes may slowly roll from side to side? A)...

Which of the following would be unable to stimulate the reticular activating system and lead to arousal?

Which of the following would be unable to stimulate the reticular activating system and lead to arousal? A) sound of birds singing nearby B) sunlight...

Uncontrollable shaking and muscle stiffness are characteristic of

Uncontrollable shaking and muscle stiffness are characteristic of A) spastic paralysis B) Tourette syndrome C) Amyotrophic Lateral Sclerosis D) Parkinson's...

Which pathway conveys nerve impulses from the red nucleus to contralateral skeletal muscles that govern precise, voluntary movements of distal parts of the upper limbs?

Which pathway conveys nerve impulses from the red nucleus to contralateral skeletal muscles that govern precise, voluntary movements of distal parts...

The primary motor area is located in the

The primary motor area is located in the A) postcentral gyrus of the frontal lobe B) precentral gyri of the parietal lobes C) postcentral gyri of the...

First-order neurons conduct nerve impulses from somatic receptors to the

First-order neurons conduct nerve impulses from somatic receptors to the A) brain stem only B) spinal cord or brain stem C) cerebellum only D) spinal...

Which pathway conveys information for pain and temperature from the arms?

Which pathway conveys information for pain and temperature from the arms? A) anterolateral B) posterior column-medial lemniscus C) spinocerebellar D)...

Which proprioceptors are concerned with muscle tension and are slow to adapt?

Which proprioceptors are concerned with muscle tension and are slow to adapt? A) lamellated corpuscles B) joint kinesthetic receptors C) tendon organs D)...

(blank) is sustained sensation over a large area.

(blank) is sustained sensation over a large area. A) Touch B) Itch C) Vibration D) Pressure Answer: ...

Which of the following receptors are slow to adapt?

Which of the following receptors are slow to adapt? A) pain B) smell C) pressure D) temperature Answer: ...

Which sense is served by a separate receptor cell that synapses with a sensory neuron?

Which sense is served by a separate receptor cell that synapses with a sensory neuron? A) touch B) smell C) taste D) pressure Answer: ...

Proprioception is

Proprioception is A) a special sense B) a general and somatic sense C) detection of pain D) a general and visceral sense Answer: ...

The cerebral cortex is required for

The cerebral cortex is required for A) subconscious detection of environmental changes B) transduction of the stimulus C) conscious interpretation...

Fatty, rounded area overlying the pubic symphysis

Fatty, rounded area overlying the pubic symphysis A) mons pubis B) clitoris C) ovary D) uterine (fallopian) tube E) vagina F) uterus G) labia minora...

Structure that corresponds to the male penis

Structure that corresponds to the male penis A) mons pubis B) clitoris C) ovary D) uterine (fallopian) tube E) vagina F) uterus G) labia minora ...

Organ that produces eggs

Organ that produces eggs A) mons pubis B) clitoris C) ovary D) uterine (fallopian) tube E) vagina F) uterus G) labia minora Answer: ...

Duct that transports a fertilized egg

Duct that transports a fertilized egg A) mons pubis B) clitoris C) ovary D) uterine (fallopian) tube E) vagina F) uterus G) labia minora Answe...

Organ that is the typical site of implantation of a fertilized egg

Organ that is the typical site of implantation of a fertilized egg A) mons pubis B) clitoris C) ovary D) uterine (fallopian) tube E) vagina F) uterus G)...

Birth canal

Birth canal A) mons pubis B) clitoris C) ovary D) uterine (fallopian) tube E) vagina F) uterus G) labia minora Answer: ...

Sac of skin found hanging outside the abdominal cavity

Sac of skin found hanging outside the abdominal cavity A) ductus (vas) deferens B) penis C) scrotum D) seminal vesicles E) urethra F) testis G) prostate H)...

Gland that produces a thick, yellowish secretion

Gland that produces a thick, yellowish secretion A) ductus (vas) deferens B) penis C) scrotum D) seminal vesicles E) urethra F) testis G) prostate H)...

Tube that transports either urine or sperm to the exterior of the body

Tube that transports either urine or sperm to the exterior of the body A) ductus (vas) deferens B) penis C) scrotum D) seminal vesicles E) urethra F)...

Organ that produces testosterone

Organ that produces testosterone A) ductus (vas) deferens B) penis C) scrotum D) seminal vesicles E) urethra F) testis G) prostate H) ejaculatory...

Duct connecting epididymis to ejaculatory duct

Duct connecting epididymis to ejaculatory duct A) ductus (vas) deferens B) penis C) scrotum D) seminal vesicles E) urethra F) testis G) prostate H)...

Tiny cell produced by oogenesis

Tiny cell produced by oogenesis  A) oogonium B) spermatids C) secondary oocyte D) spermatogonium E) polar body F) sperm G) oogenesis H) ovum I)...

Functional male gametes

Functional male gametes A) oogonium B) spermatids C) secondary oocyte D) spermatogonium E) polar body F) sperm G) oogenesis H) ovum I) secondary oocyte K)...

A fertilized secondary oocyte completes meiosis II to form this cell

A fertilized secondary oocyte completes meiosis II to form this cell A) oogonium B) spermatids C) secondary oocyte D) spermatogonium E) polar body F)...

As a result of spermatogenesis, four of these cells are created

As a result of spermatogenesis, four of these cells are created A) oogonium B) spermatids C) secondary oocyte D) spermatogonium E) polar body F) sperm G)...

Process that creates ova in females

Process that creates ova in females A) oogonium B) spermatids C) secondary oocyte D) spermatogonium E) polar body F) sperm G) oogenesis H) ovum I)...

Stem cell in females

Stem cell in females A) oogonium B) spermatids C) secondary oocyte D) spermatogonium E) polar body F) sperm G) oogenesis H) ovum I) secondary oocyte K)...

Process that streamlines spermatids into sperm

Process that streamlines spermatids into sperm A) oogonium B) spermatids C) secondary oocyte D) spermatogonium E) polar body F) sperm G) oogenesis H)...

Cell ruptured from a vesicular (Graafian) follicle in females

Cell ruptured from a vesicular (Graafian) follicle in females A) oogonium B) spermatids C) secondary oocyte D) spermatogonium E) polar body F) sperm G)...

Stem cell in males

Stem cell in males A) oogonium B) spermatids C) secondary oocyte D) spermatogonium E) polar body F) sperm G) oogenesis H) ovum I) secondary oocyte K)...

Cell produced during mitosis in females

Cell produced during mitosis in females A) oogonium B) spermatids C) secondary oocyte D) spermatogonium E) polar body F) sperm G) oogenesis H) ovum I)...

Cells that undergo spermatogenesis in males

Cells that undergo spermatogenesis in males A) oogonium B) spermatids C) secondary oocyte D) spermatogonium E) polar body F) sperm G) oogenesis H)...

Cell released from female's ovary during ovulation

Cell released from female's ovary during ovulation A) oogonium B) spermatids C) secondary oocyte D) spermatogonium E) polar body F) sperm G) oogenesis H)...

Menopause, which ends childbirth ability, is considered to have occurred when a woman:

Menopause, which ends childbirth ability, is considered to have occurred when a woman: A) misses her first period B) misses two periods in a row C)...

The first menstrual period, which usually occurs at approximately age 13, is called:

The first menstrual period, which usually occurs at approximately age 13, is called: A) menses B) menstruation C) menopause D) menarche E) menogen...

Male sex chromosomes are represented by:

Male sex chromosomes are represented by: A) XX B) XO C) XY D) XZ E) YY Answer: ...

The stage of labor that involves the delivery of the infant is the:

The stage of labor that involves the delivery of the infant is the: A) dilation stage B) expulsion stage C) secretory phase D) placental stage E)...

Labor is initiated by prostaglandins and __________.

Labor is initiated by prostaglandins and __________. A) renin B) relaxin C) oxytocin D) progesterone E) human chorionic gonadotropin Answer:&n...

The presence of more oxytocin receptors in the uterus lead to weak, irregular contractions known as:

The presence of more oxytocin receptors in the uterus lead to weak, irregular contractions known as: A) dystocia B) Braxton Hicks C) menopause D)...

Parturition occurs approximately how many days after a woman's last menstrual cycle:

Parturition occurs approximately how many days after a woman's last menstrual cycle: A) 180 days B) 240 days C) 280 days D) 315 days E) 330 days ...

Parturition is another term for:

Parturition is another term for: A) menopause B) menses C) fertilization D) menstruation E) childbirth Answer: ...

The science of (blank) is the study of patterns and diseases and how they are transmitted among individuals in a community.

The science of (blank) is the study of patterns and diseases and how they are transmitted among individuals in a community. A) microbiology B) pathology C)...

The study of functional changes associated with aging and disease is called

The study of functional changes associated with aging and disease is called A) developmental biology B) endocrinology C) immunology D) pathophysio...

Which of the following medical imaging techniques provides cross-sectional images of the body?

Which of the following medical imaging techniques provides cross-sectional images of the body? A) positron emission tomography B) ultrasound C) endoscopy D)...

The (blank) system stores minerals and lipids.

The (blank) system stores minerals and lipids. A) lymphatic B) circulatory C) cardiovascular D) skeletal Answer: ...

The small intestine consists of three parts: it begins with the duodenum which leads to the jejunum, which leads to the ileum. The ileum is (blank) to the duodenum.

The small intestine consists of three parts: it begins with the duodenum which leads to the jejunum, which leads to the ileum. The ileum is (blank)...

Which of the following basic life processes is/are represented by one cell dividing into two cells?

Which of the following basic life processes is/are represented by one cell dividing into two cells? A) metabolism B) differentiation C) responsiveness D)...

A decrease in blood glucose levels will stimulate the pancreas to release glucagon which increases glucose levels in the blood. This is an example of a (blank) feedback system.

A decrease in blood glucose levels will stimulate the pancreas to release glucagon which increases glucose levels in the blood. This is an example of...

Which of the following are branches of physiology?

Which of the following are branches of physiology? A) endocrinology B) developmental biology C) immunology D) embryology E) histology Answer: A...

The use of high-frequency sound waves in ultrasound scanning produces an image known as a

The use of high-frequency sound waves in ultrasound scanning produces an image known as a A) lithogram B) picture C) image D) sonogram Answer:&n...

Which organ-system carries lipids from the gastrointestinal tract to blood?

Which organ-system carries lipids from the gastrointestinal tract to blood? A) urinary system B) cardiovascular system C) lymphatic system D) respiratory...

The building of new proteins from amino acids is an example of

The building of new proteins from amino acids is an example of A) catabolism B) anabolism C) embolism D) thrombosis Answer: ...

The study to understand how we breathe is called

The study to understand how we breathe is called A) cardiology B) biology C) respiratory physiology D) anatomy and physiology Answer: ...

If you are outside in the cold, your body temperature may drop causing you to shiver. This is an example of

If you are outside in the cold, your body temperature may drop causing you to shiver. This is an example of A) negative feedback B) neither negative...

Positron emission tomography (PET) is used to

Positron emission tomography (PET) is used to A) provide three dimensional images of body structures B) produce high contrast images of soft tissue C)...

Which of the following basic life processes is/are represented by an increase in body height?

Which of the following basic life processes is/are represented by an increase in body height? A) reproduction B) metabolism C) growth D) responsiveness E)...

The efferent pathway refers to

The efferent pathway refers to A) an effect that changes the controlled condition B) a feedback system that refers the initial stimulus C) information...

Which of the following is an example of the study of gross anatomy?

Which of the following is an example of the study of gross anatomy? A) study of a specific region of the body like the arm or leg B) study of the skeletal...

The (blank) system is responsible for protecting the body from disease-causing microorganisms.

The (blank) system is responsible for protecting the body from disease-causing microorganisms. A) defense B) integumentary C) nervous D) lymphatic...

Mammary glands are part of the (blank) system.

Mammary glands are part of the (blank) system. A) respiratory B) integumentary C) reproductive D) endocrine Answer: ...

In a(n) (blank) feedback system, the response enhances or reinforces the initial stimulus.

In a(n) (blank) feedback system, the response enhances or reinforces the initial stimulus. A) negative B) positive C) neutral D) opposing Answer...

The study to understand the function of nerve cells is called

The study to understand the function of nerve cells is called A) neurology B) neurophysiology C) neurotoxicology D) nervousness Answer: ...

The ability of the body to sense changes in the environment and respond is called

The ability of the body to sense changes in the environment and respond is called A) responsiveness B) sensing C) reacting D) shivering Answer: ...

Which medical imaging technique appears to have the most benefit in screening for coronary artery disease?

Which medical imaging technique appears to have the most benefit in screening for coronary artery disease? A) ultrasound screening B) endoscopy C)...

Which organ-system contains the prostate, ductus deferens, and epididymis?

Which organ-system contains the prostate, ductus deferens, and epididymis? A) endocrine system B) urinary system C) respiratory system D) reproductive...

Surface anatomy involves the study of

Surface anatomy involves the study of A) specific regions of the body B) structures that can be seen with x-rays C) structures that can be examined...

A homeostatic imbalance

A homeostatic imbalance A) can be the cause of a disease B) is caused only by malfunctioning positive feedback systems C) can only be reversed by negative...

Which of the following are the most common uses of ultrasound?

Which of the following are the most common uses of ultrasound? A) to visualize the fetus during pregnancy B) to visualize broken bones C) to visualize...

Which of the following best represents the basic life process of differentiation?

Which of the following best represents the basic life process of differentiation? A) generation of nerve impulses B) tissue growth C) breakdown of...

Which of the following would be safe to use during pregnancy?

Which of the following would be safe to use during pregnancy? A) all of the choices are correct B) positron emission tomography C) radiography D) computed...

The examination of body structures that does not require a microscope is called

The examination of body structures that does not require a microscope is called A) histology B) systemic anatomy C) microscopic anatomy D) gross a...

Filling a pleural cavity with blood would affect (blank) function.

Filling a pleural cavity with blood would affect (blank) function. A) heart B) bladder C) lung D) small intestine Answer: ...

Which is correctly paired?

Which is correctly paired? A) antebrachial; arm B) mental; forehead C) inguinal; hollow behind knee D) axillary; armpit Answer: ...

Pain reported in the right inguinal region could indicate a problem with the

Pain reported in the right inguinal region could indicate a problem with the A) stomach B) liver C) appendix D) spleen Answer: ...

Which of the following is a symptom?

Which of the following is a symptom? A) paralysis B) swelling C) fever D) anxiety Answer: ...

In response to elevated blood pressure, a decrease in heart rate returns blood pressure back to normal. This is an example of

In response to elevated blood pressure, a decrease in heart rate returns blood pressure back to normal. This is an example of A) disorder B) reinforcing...

Choose the correct order for a feedback system.

Choose the correct order for a feedback system. A) stimulus, effector, receptor, control center, response B) stimulus, receptor, control center, effector,...

Stem cells within red bone marrow capable of forming several types of blood cell best represents

Stem cells within red bone marrow capable of forming several types of blood cell best represents A) metabolism B) movement C) growth D) differenti...

Linking together amino acids to form a protein chain is an example of

Linking together amino acids to form a protein chain is an example of A) differentiation B) catabolism C) anabolism D) growth Answer: ...

Thigh bones lengthen during childhood as the amount of mineral deposits between bone cells increases. This best represents

Thigh bones lengthen during childhood as the amount of mineral deposits between bone cells increases. This best represents A) differentiation B) movement C)...

The spleen, thymus, and tonsils belong to the

The spleen, thymus, and tonsils belong to the A) digestive system B) integumentary system C) endocrine system D) lymphatic system and immunity A...

Examining the electrical activity within the heart using an electrocardiogram (ECG) involves

Examining the electrical activity within the heart using an electrocardiogram (ECG) involves A) neurophysiology B) gross anatomy C) cardiovascular...

Studying together the structures of the lungs, bronchi, trachea, and nasal cavity through dissection involves

Studying together the structures of the lungs, bronchi, trachea, and nasal cavity through dissection involves A) regional anatomy B) histology C) systemic...

Which imaging technique would be the most dangerous for a patient with bridge-work in his mouth, metal screws in his hip, or a pacemaker?

Which imaging technique would be the most dangerous for a patient with bridge-work in his mouth, metal screws in his hip, or a pacemaker? A) ultrasound B)...

Which of these imaging techniques is the safest?

Which of these imaging techniques is the safest? A) ultrasound B) positron emission tomography C) endoscopy D) radiography Answer: ...

Which plane would pass through only one eye?

Which plane would pass through only one eye? A) parasagittal B) transverse C) frontal D) midsagittal Answer: ...

The breastbone is (blank) to the spine.

The breastbone is (blank) to the spine. A) inferior B) posterior C) anterior D) superior Answer: ...

The belly button is (blank) to the breastbone.

The belly button is (blank) to the breastbone. A) superior B) inferior C) posterior D) anterior Answer: ...

Lying down and gazing up at the night stars involved being in the

Lying down and gazing up at the night stars involved being in the A) supine position B) prone position C) in anatomical position D) erect position...

Epithelial, connective, muscle, and nervous are terms used to describe

Epithelial, connective, muscle, and nervous are terms used to describe A) cells B) molecules C) tissues D) organs Answer: ...

Choose the arrangement that correctly lists the levels of structural organization from smallest to largest.

Choose the arrangement that correctly lists the levels of structural organization from smallest to largest. A) organismal, system, organ, tissue, cellular,...

Which of the following describes, covalent bonds?

Which of the following describes, covalent bonds? A) forms when electrons are lost or gained B) most common chemical bond in the body C) can form between...

Which type of lipid is used to produce triglycerides and phospholipids

Which type of lipid is used to produce triglycerides and phospholipids A) eicosanoids B) cholesterol C) fatty acids D) steroids Answer: ...

Which of the following is TRUE regarding enzymes?

Which of the following is TRUE regarding enzymes? A) their shape can vary and still be active B) they raise the activation energy of a chemical reaction C)...

Ions are called (blank) because they carry an electrical charge.

Ions are called (blank) because they carry an electrical charge. Answer: electrolyte...

The number of protons and neutrons in an atom is called the (blank).

The number of protons and neutrons in an atom is called the (blank). Answer: mass numbe...

Thymine and cytosine are single-ring bases called (blank).

Thymine and cytosine are single-ring bases called (blank). Answer: pyrimidine...

Which of these are considered isomers of each other?

Which of these are considered isomers of each other? A) glucose, fructose, galactose B) glucose, fructose, sucrose C) galactose, fructose, sucrose D)...

The energy required to start a chemical reaction is called the (blank) energy.

The energy required to start a chemical reaction is called the (blank) energy. Answer: activatio...

Which of the following substances would be considered a salt?

Which of the following substances would be considered a salt? A) HCl B) H2O C) KOH D) CaCO3 Answer: ...

Which of these would be classified as a protein?

Which of these would be classified as a protein? A) cellulose B) phospholipid C) enzymes D) cholesterol Answer: ...

Fatty acids with double bonds between carbons are called

Fatty acids with double bonds between carbons are called A) cholesterol B) unsaturated C) saturated D) polysaturated Answer: ...

The enzyme lipase would break down which of the following?

The enzyme lipase would break down which of the following? A) ATP B) carbohydrates C) proteins D) triglycerides Answer: ...

Oils

Oils A) are unsaturated fats and solid at room temperature B) are unsaturated fats and liquid at room temperature C) are saturated fats and solid at...

The bonds between two identical atoms are always polar covalent bonds.

The bonds between two identical atoms are always polar covalent bonds. A) True B) False Answer: ...

If chlorine has an atomic mass of 35, then 1 mole of chlorine would equal

If chlorine has an atomic mass of 35, then 1 mole of chlorine would equal A) 1 g B) 35 g C) 17 g D) 18 g Answer: ...

When a macromolecule is broken down into smaller molecules, a molecule of (blank) is added.

When a macromolecule is broken down into smaller molecules, a molecule of (blank) is added. A) water B) oxygen C) acid D) sugar Answer: ...

Which atoms make up a carbohydrate?

Which atoms make up a carbohydrate? A) hydrogen, oxygen, carbon B) hydrogen, sulfur, carbon C) hydrogen, nitrogen, carbon D) hydrogen, oxygen, cal...

In DNA, guanine always pairs with

In DNA, guanine always pairs with A) adenine B) guanine C) cytosine D) thymine Answer: ...

In an oxidation reaction, an atom will lose a(n)

In an oxidation reaction, an atom will lose a(n) A) proton B) electron C) nucleus D) neutron Answer: ...

ATP is directly produced from the breakdown of

ATP is directly produced from the breakdown of A) triose B) glucose C) maltose D) cellulose Answer: ...

Which of the following is an example of the secondary structure found in proteins?

Which of the following is an example of the secondary structure found in proteins? A) alpha helix and beta pleated sheet B) a tripeptide chain C) peptide...

Molecules that have identical molecular formulas but different atom arrangements are called

Molecules that have identical molecular formulas but different atom arrangements are called A) isoners B) hydrolytic C) isotopes D) inorganic An...

The structure of DNA is called

The structure of DNA is called A) a double helix B) a helix C) a triple helix D) a globular helix Answer: ...

Which simple sugar is the body's main source of chemical energy?

Which simple sugar is the body's main source of chemical energy? A) cellulose B) starch C) maltose D) glucose Answer: ...

Steroids differ from other lipids because they

Steroids differ from other lipids because they A) are composed of glycerol only B) are composed of carbon and hydrogen only C) will mix with water D)...

Which of the following is NOT a property of carbon?

Which of the following is NOT a property of carbon? A) the ability to form polar bonds with hydrogen B) the ability to form rings C) ability to form...

The formation of ATP in a muscle cell is an (blank) reaction, whereas using ATP for contraction is an (blank) reaction.

The formation of ATP in a muscle cell is an (blank) reaction, whereas using ATP for contraction is an (blank) reaction. A) exergonic; endergonic B)...

All of the following react to form ATP in a muscle cell, EXCEPT

All of the following react to form ATP in a muscle cell, EXCEPT A) ADP B) ATPase C) energy D) phosphate group Answer: ...

Keratin and collagen are classified functionally and structurally as (blank) proteins

Keratin and collagen are classified functionally and structurally as (blank) proteins A) contractile and globular B) structural and globular C) structural...

How can the amino acids tyrosine and lysine form a dipeptide?

How can the amino acids tyrosine and lysine form a dipeptide? A) Water is removed as the side chains of tyrosine and lysine join together. B) Water...

Which of the following is a characteristic that facilitates the function of phospholipids?

Which of the following is a characteristic that facilitates the function of phospholipids? A) hydrophobic tails lack double bonds B) amphipathic C)...

Which of the following could be produced by combining one glycerol molecule and three fatty acid molecules?

Which of the following could be produced by combining one glycerol molecule and three fatty acid molecules? A) fat B) prostaglandin C) phospholipid D)...

Which of the following is an example of an exchange reaction?

Which of the following is an example of an exchange reaction? A) AgNO3 + KCL > AgCl + KNO3 B) H+ + HCO3- > H2 CO3 C) Na + Cl > NaCl D) 2H2O...

Which of the following best describes chemical energy?

Which of the following best describes chemical energy? A) an unopened soda can B) water that is held by a dam C) a moving vehicle D) a battery E) ...

Which of the following are double-ringed purines?

Which of the following are double-ringed purines? A) adenine and cytosine B) cytosine and guanine C) adenine and guanine D) adenine and thymine ...

Which pentose sugar is found in DNA?

Which pentose sugar is found in DNA? A) deoxyribose B) ribose C) glucose D) lactose Answer: ...

Compounds that have the general formula CH2O are

Compounds that have the general formula CH2O are A) proteins B) carbohydrates C) lipids D) nucleotides Answer: ...

One characteristic shared by all organic molecules is

One characteristic shared by all organic molecules is A) they all have a carbon skeleton B) they all have isomers C) the formation of rings D) that...

Which of the following used as a basis for the pH scale?

Which of the following used as a basis for the pH scale? A) the concentration of OH- in moles per liter B) the concentration of H+ in moles per liter C)...

In a suspension, the solutes will eventually

In a suspension, the solutes will eventually A) settle out B) blend C) disintegrate D) evaporate Answer: ...

If two types of compounds found in the same solution are not bonded to each other, the solution is called a

If two types of compounds found in the same solution are not bonded to each other, the solution is called a A) colloid B) concentration C) suspension D)...

Which of the following would affect the speed of a chemical reaction?

Which of the following would affect the speed of a chemical reaction? A) temperature B) presence of a catalyst C) increased concentration of the reactants D)...

Which of the following is considered a molecule and a compound?

Which of the following is considered a molecule and a compound? A) H2 B) O2 C) N2 D) H2O Answer: ...

Ionic compounds normally exist in which physical state?

Ionic compounds normally exist in which physical state? A) liquid B) mixture C) solid D) gas Answer: ...

Which of the following is an anion?

Which of the following is an anion? A) NaCl B) K+ C) OH- D) S Answer: ...

The atomic number of an element is determined by the number of

The atomic number of an element is determined by the number of A) protons B) protons plus neutrons C) neutrons D) electrons Answer: ...

To charge an atom into an atom of a different element, you would need to change the number of

To charge an atom into an atom of a different element, you would need to change the number of A) neutrons B) electron shells C) protons D) electrons...

There are 921 naturally occurring elements on Earth. How many of these elements are normally found in the human body?

There are 921 naturally occurring elements on Earth. How many of these elements are normally found in the human body? A) 8 B) 4 C) 14 D) 26 Answ...

Lysosomes help destroy worn-out organelles by the process of (blank).

Lysosomes help destroy worn-out organelles by the process of (blank). A) autolysis B) autophagy C) apoptosis D) acrosomy Answer: ...

Cells have the ability to divide an unlimited number of times.

Cells have the ability to divide an unlimited number of times. A) True B) Flase Answer: ...

Which of the following choices shows the correct order of cell diameters, from smallest to largest?

Which of the following choices shows the correct order of cell diameters, from smallest to largest? A) red blood cell, sperm, oocyte B) oocyte, sperm,...

The enzymes that splice the introns out of the initial mRNA strands are (blank).

The enzymes that splice the introns out of the initial mRNA strands are (blank). A) proteasomes B) messenger RNA molecules C) small nuclear ribonucleoproteins D)...

Which of the following would be found in the nucleus?

Which of the following would be found in the nucleus? A) rough endoplasmic reticulum B) ribosomes C) nucleolus D) DNA E) cytosol F) chromatin Answer: B,...

The backbone of a phospholipid molecule is a (blank) molecule, which is attached to two hydrophobic tails and a phosphate head group.

The backbone of a phospholipid molecule is a (blank) molecule, which is attached to two hydrophobic tails and a phosphate head group. Answer:&nbs...

Carrier proteins are also known as (blank) and can move polar molecules, like glucose, across the plasma membrane.

Carrier proteins are also known as (blank) and can move polar molecules, like glucose, across the plasma membrane. Answer: transporter...

The (blank) that are produced at the end of meiosis are genetically unique; they are not the same as the parent cell or identical to each other.

The (blank) that are produced at the end of meiosis are genetically unique; they are not the same as the parent cell or identical to each other. Answer: gamete;...

Identification and discovery of new genes is the focus of (blank) research.

Identification and discovery of new genes is the focus of (blank) research. Answer: genomic...

Where would you find the rough endoplasmic reticulum of a cell?

Where would you find the rough endoplasmic reticulum of a cell? A) on the plasma membrane B) in the cytosol C) inside the nucleus Answer: ...

If a codon on an mRNA molecule is ACG, the anticodon that binds to it will be

If a codon on an mRNA molecule is ACG, the anticodon that binds to it will be A) TCG B) ACG C) TCG D) UGC Answer: ...

Pancreatitis is an acute inflammation of the pancreas, caused by the premature activation of digestive enzymes that then digest the pancreatic tissue and cause severe homeostatic imbalances. These enzymes are often found in which part of the cell?

Pancreatitis is an acute inflammation of the pancreas, caused by the premature activation of digestive enzymes that then digest the pancreatic tissue...

The medical branch that deals with treating the elderly and their associated medical problems is known as (blank).

The medical branch that deals with treating the elderly and their associated medical problems is known as (blank). A) oncology B) pediatrics C) geriatrics D)...

Your patient has a benign tumor in her head and is complaining of headaches of increasing severity. You find that the humor has grown in recent months. Which of the following could be occurring in this tumor?

Your patient has a benign tumor in her head and is complaining of headaches of increasing severity. You find that the humor has grown in recent months....

Sodium ions (Na+) move across the plasma membrane (blank).

Sodium ions (Na+) move across the plasma membrane (blank). A) towards negatively-charged areas B) in unpredictable directions C) both towards negatively-charged...

Cells that contain long extensions and conduct electrical impulses are the (blank).

Cells that contain long extensions and conduct electrical impulses are the (blank). A) red blood cells B) epithelial cells C) muscle cells D) nerve...

A nucleosome is (blank).

A nucleosome is (blank). A) an opening in the nuclear envelope B) a condensed chromosome C) DNA wrapped twice around a histone D) the entire genom...

Calcium ions are typically kept at very low internal concentrations in cardiac muscle cells; however, calcium is stored in specialized organelles so that it is available to trigger contractions on a regular basis. How must calcium be transported out of the cytoplasm and into these organelles?

Calcium ions are typically kept at very low internal concentrations in cardiac muscle cells; however, calcium is stored in specialized organelles so...

Patients may be treated for cancer through a variety of methods. Which of the following may be used for treating a cancer patient?

Patients may be treated for cancer through a variety of methods. Which of the following may be used for treating a cancer patient? A) anesthetics B)...

Components of the cytoskeleton include which of the following?

Components of the cytoskeleton include which of the following? A) cytoplasm B) microtubules C) plasma membrane D) intermediate filaments E) microfilaments F)...

Translation occurs in the (blank).

Translation occurs in the (blank). A) cytoplasm B) nucleus C) Golgi complex D) lysosome Answer: ...

Transporters are a type of integral protein also known as a(n) (blank).

Transporters are a type of integral protein also known as a(n) (blank). A) linker B) carrier C) enzyme D) receptor Answer: ...

Chickens are eukaryotic and sexually-reproducing, much like humans. If a chicken skin cell has 78 chromosomes, how many chromosomes would an unfertilized chicken egg contain?

Chickens are eukaryotic and sexually-reproducing, much like humans. If a chicken skin cell has 78 chromosomes, how many chromosomes would an unfertilized...

The LMNA gene encodes specialized intermediate filaments that are a critical part of support for the nucleus. A mutation in this gene causes improperly-formed intermediate filaments. Which of the following would be a likely result of this mutation?

The LMNA gene encodes specialized intermediate filaments that are a critical part of support for the nucleus. A mutation in this gene causes improperly-formed...

Cancers are most often named based on the region of the body in which they form; therefore, you would expect the (blank) to be the origin of a tumor whose name includes neuro.

Cancers are most often named based on the region of the body in which they form; therefore, you would expect the (blank) to be the origin of a tumor...

The breakdown of a muscle in a paraplegic who cannot move his legs is known as

The breakdown of a muscle in a paraplegic who cannot move his legs is known as A) anaplasia B) atrophy C) apoptosis D) angiogenesis Answer: ...

Individual oocytes in a female

Individual oocytes in a female A) have the diploid number of chromosomes B) are only produced after mitosis is complete C) include the chromosome that...

The complete cell cycle includes

The complete cell cycle includes A) prophase, metaphase, anaphase, and telophase B) mitosis and cytokinesis C) interphase and the mitotic phase D)...

Structures involved in movement of the cell include which of the following?

Structures involved in movement of the cell include which of the following? A) villi and microvilli, which are composed of microfilaments B) cilia...

Cytoplasm is made of

Cytoplasm is made of A) cytosol + organelles B) organelles + dissolved solutes C) organelles + water D) water + dissolved solutes Answer: ...

The sodium-potassium pump moves

The sodium-potassium pump moves A) sodium out of the cell and potassium into the cell via active transport B) sodium into the cell and potassium...

Which of the following is an example of a transport process that uses kinetic energy?

Which of the following is an example of a transport process that uses kinetic energy? A) exocytosis B) pinocytosis C) active transport D) simple d...

The heredity unit of a eukaryotic cell are

The heredity unit of a eukaryotic cell are A) organelles, and they are found in the cytoplasm B) genes, and they are found in the cytoplasm C) organelles,...

Elevated blood sugar levels result from uncontrolled diabetes. How might this affect aging?

Elevated blood sugar levels result from uncontrolled diabetes. How might this affect aging? A) inability to regenerate damaged tissue as a consequence...

Which of the following are actively transported through nuclear pores?

Which of the following are actively transported through nuclear pores? A) nucleoli B) RNA strands C) ions D) complete ribosomes E) chromatids An...

The structure of the outer nuclear envelope closely resembles which organelle in a cell?

The structure of the outer nuclear envelope closely resembles which organelle in a cell? A) lysosome B) mitochondrion C) smooth endoplasmic reticulum D)...

Cell shape is related to its function. The function of a cell with long extensions would be

Cell shape is related to its function. The function of a cell with long extensions would be A) to narrow or widen a passage B) movement C) to increase...

Which of the following cell shapes apply to red blood cells?

Which of the following cell shapes apply to red blood cells? A) columnar B) disc shaped C) elongated D) star shaped E) flat Answer: ...

How many times can a cell divide?

How many times can a cell divide? A) it depends on the cell's membrane composition B) it depends on the specific type of cell C) there is no upper...

Which of the following is a characteristic feature of nerve cells?

Which of the following is a characteristic feature of nerve cells? A) ability to contract and relax B) microvilli on the lumenal surface C) long...

The type of RNA that directs protein synthesis is

The type of RNA that directs protein synthesis is A) messenger RNA B) ribosomal RNA C) small nuclear RNA D) transfer RNA Answer: ...

The process of translation occurs in

The process of translation occurs in A) the Golgi complex B) ribosomes found in the cytoplasm C) ribosomes found in the nucleoli D) the nucleus E)...

Molecules tend to move across the plasma membrane

Molecules tend to move across the plasma membrane A) both up and down their concentration gradients equally B) in unpredictable directions C) up their...

Which molecule makes up the majority of the plasma membrane?

Which molecule makes up the majority of the plasma membrane? A) protein B) glycoproteins C) glycolipids D) phospholipids E) cholesterol Answer:...

What are the three main parts of a human cell?

What are the three main parts of a human cell? A) mitochondria, plasma membrane, chromatin B) plasma membrane, cytoplasm, nucleus C) cell wall, mitochondria,...

The proper functioning of the body's immune system depends in part on the activity of the

The proper functioning of the body's immune system depends in part on the activity of the (A) thyroid gland (B) thymus gland (C) parathyroid gland (D)...

Melatonin is secreted by the

Melatonin is secreted by the (A) pancreas (B) thymus gland (C) pineal gland (D) pituitary gland Answer: ...

Hormones that influence the secondary sex characteristics may be produced by both the

Hormones that influence the secondary sex characteristics may be produced by both the (A) pancreas and pineal gland (B) thyroid and parathyroid glands (C)...

The concentration of sodium and potassium ions in the blood and fluid is regulated by hormones known as

The concentration of sodium and potassium ions in the blood and fluid is regulated by hormones known as (A) glucocorticoids (B) androgens (C) adrenergic...

The hormones of the adrenal medulla complement the action of the

The hormones of the adrenal medulla complement the action of the (A) sensory nervous system (B) central nervous system (C) sympathetic nervous system (D)...

The two major portions of the adrenal gland are the

The two major portions of the adrenal gland are the (A) medulla and cortex (B) exocrine and endocrine (C) renal and subrenal (D) posterior and anterior...

The large exocrine and endocrine gland located in the abdominal cavity is the

The large exocrine and endocrine gland located in the abdominal cavity is the (A) pineal gland (B) thymus gland (C) pancreas (D) thyroid gland ...

In patients with diabetes mellitus

In patients with diabetes mellitus (A) insufficient glucose enters the cells (B) the medulla of the adrenal gland is damaged (C) progesterone is not...

The parathyroid glands are located close to the

The parathyroid glands are located close to the (A) pancreas (B) lower abdominal cavity (C) brain (D) larynx Answer: ...

The hormone antagonistic to insulin is

The hormone antagonistic to insulin is (A) FSH (B) glucagon (C) vasopressin (D) estrogen Answer: ...

The symptoms of diabetes mellitus may include all the following except

The symptoms of diabetes mellitus may include all the following except (A) frequent urination (B) excessive thirst (C) high glucose content of the...

Calcitonin and the parathyroid hormone both control the level of

Calcitonin and the parathyroid hormone both control the level of (A) pituitary hormones in the blood (B) glucose in the blood (C) thymosins in the...

Graves' disease can result from an excess of

Graves' disease can result from an excess of (A) calcium in the blood (B) thyroxin in the blood (C) catecholamines in the respiratory passageways (D)...

Symptoms of cretinism include

Symptoms of cretinism include (A) excessive urination and thirst (B) electrolyte imbalance in the body (C) stunted growth and thickened facial features (D)...

In order for the thyroid gland to produce thyroxine

In order for the thyroid gland to produce thyroxine (A) iodine must be available (B) carbohydrate molecules must be available (C) calcium levels must...

The thyroid gland is located

The thyroid gland is located (A) within the brain (B) in the lower abdominal cavity (C) near the larynx (D) behind the spleen Answer: ...

The hormone responsible for stimulating contractions of the uterus is known as

The hormone responsible for stimulating contractions of the uterus is known as (A) insulin (B) UCH (C) glucagon (D) oxytocin Answer: ...

The target tissue of ACTH is the

The target tissue of ACTH is the (A) thymus gland (B) medulla of the adrenal gland (C) cortex of the adrenal gland (D) beta cells of the pancreas...

In the female body, the luteinizing hormone

In the female body, the luteinizing hormone (A) stimulates TSH production (B) regulates mineral metabolism in the body (C) stimulates uterine contractions (D)...

The neurohypophysis is another name for the

The neurohypophysis is another name for the (A) posterior lobe of the pituitary gland (B) medulla of the kidney (C) follicle that secrets estrogens (D)...

The over secretion of HGH in adults may result in the condition called

The over secretion of HGH in adults may result in the condition called (A) diabetes mellitus (B) acromegaly (C) Addison's disease (D) Cushing's d...

All the following hormones are produced by the anterior lobe of the pituitary gland except

All the following hormones are produced by the anterior lobe of the pituitary gland except (A) HGH (B) TSH (C) prolactin (D) insulin Answer:&nb...

The pituitary gland lies in the

The pituitary gland lies in the (A) abdominal cavity (B) inferior aspect of the brain (C) along the femoral artery (D) in the tissues of the neck...

Hormones may consist of all of the following except

Hormones may consist of all of the following except (A) steroids (B) proteins (C) carbohydrates (D) amines Answer: ...

The products of the body's endocrine glands are

The products of the body's endocrine glands are (A) hormones (B) enzymes (C) minerals (D) ions Answer: ...

The hormone produced by the placenta that causes the pelvic ligaments and pubic symphysis to relax, widen, and become more flexible to ease birth passage is called:

The hormone produced by the placenta that causes the pelvic ligaments and pubic symphysis to relax, widen, and become more flexible to ease birth passage...

All the organ systems are laid down, at least in rudimentary form, and the embryo looks distinctly human by the __________ of embryonic development.

All the organ systems are laid down, at least in rudimentary form, and the embryo looks distinctly human by the __________ of embryonic development. A)...

The placenta is usually functioning to deliver nutrients and oxygen to, and remove waste from, the embryonic blood by the __________ of pregnancy.

The placenta is usually functioning to deliver nutrients and oxygen to, and remove waste from, the embryonic blood by the __________ of pregnancy. A)...

The fluid-filled sac surrounding the fetus is the:

The fluid-filled sac surrounding the fetus is the: A) amnion B) placenta C) chorionic villi D) umbilical cord E) mesoderm Answer: ...

The primary germ layer that gives rise to the mucosae and associated glands is the:

The primary germ layer that gives rise to the mucosae and associated glands is the: A) ectoderm B) blastocyst C) mesoderm D) endoderm E) morula ...

The tiny ball of 16 cells found freely floating in the uterine cavity is called a:

The tiny ball of 16 cells found freely floating in the uterine cavity is called a: A) blastocyte B) zygote C) morula D) placenta E) trophoblast ...

A fertilized egg is known as a:

A fertilized egg is known as a: A) primary oocyte B) zygote C) morula D) blastocyte E) secondary oocyte Answer: ...

For a sperm cell to fertilize an ovum, sexual intercourse must occur no more than __________ hours before ovulation.

For a sperm cell to fertilize an ovum, sexual intercourse must occur no more than __________ hours before ovulation. A) 12 B) 24 C) 48 D) 72 E) 90...

From fertilization to week 8 of pregnancy, the conceptus is called:

From fertilization to week 8 of pregnancy, the conceptus is called: A) a fetus B) an embryo C) a baby D) a zygote E) a morula Answer: ...

The clusters of specific glands that produce milk when a woman is lactating are called:

The clusters of specific glands that produce milk when a woman is lactating are called: A) lactiferous ducts B) areolar glands C) mammary glands D)...

The mammary glands are:

The mammary glands are: A) modified ceruminous glands B) modified sebaceous glands C) modified sweat glands in both males and females D) modified...

The corpus luteum is a special glandular structure of the ovaries that primarily produces:

The corpus luteum is a special glandular structure of the ovaries that primarily produces: A) estrogen B) progesterone C) testosterone D) interstitial...

Which one of the following is not one of the secondary sex characteristics in young women:

Which one of the following is not one of the secondary sex characteristics in young women: A) enlargement of the accessory organs of reproduction B)...

Which one of the following is not true of the proliferative state of the menstrual cycle:

Which one of the following is not true of the proliferative state of the menstrual cycle: A) it is stimulated by rising estrogen levels B) the basal...

Days 15-28 of the uterine (menstrual) cycle are known as:

Days 15-28 of the uterine (menstrual) cycle are known as: A) the menstrual phase B) the secretory phase C) menses D) the proliferative phase E) implantation...

The uterine (menstrual) cycle is:

The uterine (menstrual) cycle is: A) 7 days long B) 14 days long C) 28 days long D) 40 days long E) 60 days long Answer: ...

The hormone responsible for ovulation is:

The hormone responsible for ovulation is: A) estrogen B) progesterone C) follicle-stimulating hormone D) luteinizing hormone E) adrenocorticotropic...

Which of the following cells could be fertilized:

Which of the following cells could be fertilized: A) polar body B) primary oocyte C) secondary oocyte D) oogonia E) corpus luteum Answer: ...

Females are born with a supply of approximately 2 million:

Females are born with a supply of approximately 2 million: A) ova B) secondary oocytes C) primary oocytes D) polar bodies E) oogonia Answer:&n...

The inner mucosal layer of the uterus that is sloughed off approximately every 28 days is called the:

The inner mucosal layer of the uterus that is sloughed off approximately every 28 days is called the: A) endometrium B) myometrium C) perimetrium D)...

During oogenesis, an oogonium directly gives rise to:

During oogenesis, an oogonium directly gives rise to: A) an ovum B) a primary oocyte C) a secondary oocyte D) a first polar body E) a second polar...

The external female structure that corresponds to the male penis is the:

The external female structure that corresponds to the male penis is the: A) cervix B) vagina C) clitoris D) perineum E) labia majora Answer:&n...

Which layer of the uterus serves as the site of implantation:

Which layer of the uterus serves as the site of implantation: A) fundus B) cervix C) myometrium D) endometrium E) perimetrium Answer: ...

The superior rounded region of the uterus above the entrance of the uterine tubes is called the:

The superior rounded region of the uterus above the entrance of the uterine tubes is called the: A) body B) fundus C) cervix D) corpus E) mons pubis...

The process of ovulation occurs in females approximately every:

The process of ovulation occurs in females approximately every: A) 7 days B) 14 days C) 28 days D) 36 days E) 48 days Answer: ...

The process by which a mature egg is ejected from the ovary is called:

The process by which a mature egg is ejected from the ovary is called: A) ejaculation B) menses C) fertilization D) ovulation E) erection Answ...

Fertilization usually occurs in the:

Fertilization usually occurs in the: A) ovary B) Graafian follicle C) uterine (fallopian) tubes D) uterus E) vagina Answer: ...

Which one of the following is NOT one of the secondary sex characteristics typical of males:

Which one of the following is NOT one of the secondary sex characteristics typical of males: A) deepening voice B) increased growth of body hair C)...

The entire process of spermatogenesis takes approximately:

The entire process of spermatogenesis takes approximately: A) 25-50 days B) 64-72 days C) 120 days D) 1 year E) 15 years Answer: ...

The process in which sperm are streamlined into a head, midpiece, and tail is called:

The process in which sperm are streamlined into a head, midpiece, and tail is called: A) spermatogenesis B) acrosomal reaction C) oogenesis D) spermiogenesis E)...

Each spermatid and ovum have:

Each spermatid and ovum have: A) 23 pairs of chromosomes B) 23 chromosomes C) 46 pairs of chromosomes D) 46 chromosomes E) 2n chromosomes Answ...

Spermatogenesis produces:

Spermatogenesis produces: A) four spermatogonia B) four spermatids C) two sperm D) two spermatids E) four sperm Answer: ...

The enlarged tip of the penis is referred to as the:

The enlarged tip of the penis is referred to as the: A) prepuce B) glans penis C) shaft D) spongy urethra E) scrotum Answer: ...

The primitive stem cell of spermatogenesis, which is found on the periphery of each seminiferous tubule, is called:

The primitive stem cell of spermatogenesis, which is found on the periphery of each seminiferous tubule, is called: A) spermatogonia B) spermatid C)...

Spermatogenesis begins:

Spermatogenesis begins: A) prior to birth B) at birth C) during puberty D) during adulthood E) during old age Answer: ...

Circumcision for males removes:

Circumcision for males removes: A) glans penis B) shaft of penis C) scrotum D) prepuce E) ductus (vas) deferens Answer: ...