Which one of the following is NOT true of WBCs:
A) they use diapedesis to move in and out of blood vessels
B) they locate areas of tissue damage through chemotaxis
C) they move by ameboid motion
D) they account for less than 1 percent of total blood volume
E) they initiate the clotting process
Answer: e
Learn More :
Biology Chapter 10
- Anemias appearing in old age result from all of the following EXCEPT:
- Compatibility testing for agglutination of donor RBCs by the recipients' serum is called:
- Which of these blood types carries no antigens:
- The immune serum used to prevent maternal sensitization to Rh antigens is:
- Which blood type(s) can a person with blood type O receive:
- ABO blood groups are based on the presence of:
- The universal recipient has blood type:
- The most common type of blood in the U.S. population is:
- Which antigen(s) does type AB blood contain:
- The process whereby the binding of antibodies to antigens causes RBCs to clump is called:
- A substance that stimulates the immune system to release antibodies:
- Severe shock occurs with blood loss of:
- Treatment of hemophilia often involves:
- The organ largely responsible for the synthesis of clotting factors is the:
- The ion essential for blood clotting is:
- Bleeding disorders often result from a lack of which one of the following vitamins:
- Which of the following is a blood clotting disorder:
- A clot that breaks away from a vessel wall and circulates freely within the bloodstream is called a(n):
- A __________ clot is formed during the process of hemostasis.
- Prothrombin activator coverts prothrombin to:
- Blood normally clots in approximately:
- Which chemical is released to bring about vasoconstriction during the vascular spasm phase of hemostasis:
- Which one of the following represents the proper sequence of hemostasis:
- The series of reactions that stop blood flow following a cut is called:
- Megakaryocytes pinch off anucleate fragments called: