The largest and most numerous type(s) of neuroglia is/are the:
a.
astrocytes
c.
ependymal cells
b.
microglia
d.
oligodendrocytes
Answer: A
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Nervous System
- Nerves that contain mostly afferent fibers are called:
- A multipolar neuron contains:
- Dendrites conduct impulses:
- Axons and dendrites are classified as:
- Which of the following antidepressants acts by blocking the action of monoamine oxidase (MAO)?
- Which of the following neurotransmitters is not associated with the states of depression and mania?
- A lack of this/these neurotransmitter(s) in the basal ganglia is/are associated with Parkinson's disease.
- Severe depression can be caused by a deficit in certain brain synapses of:
- The neurotransmitters in the brain that affect learning, motor control, and emotions are:
- The main chemical classes of neurotransmitters include all the following except:
- Neurotransmitters are released in a synapse and bind to:
- Serotonin is an example of a(n):
- Which of the following is not one of the main chemical classes of neurotransmitters?
- There are approximately different neurotransmitters in the brain and spinal cord.
- Which of the following is true of spatial summation?
- In order for a neurotransmitter to produce an inhibitory postsynaptic potential, which of the following channels must open?
- When current leaps across an insulating myelin sheath from node to node, the type of impulse conduction is called:
- Excitatory neurotransmitters are most likely to:
- When an impulse reaches a synapse:
- A synaptic knob would be located on a(n):
- A synapse consists of:
- During a relative refractory period:
- The only ion(s) that can diffuse across a neuron's membrane when the neuron is at rest is/are:
- Compared to the inside of the cell membrane, the outside of most cell membranes is:
- Which is true of an action potential?