When a blood vessel is cut, why does vasoconstriction take place?
A) to expose collagen fibers to which platelets can adhere
B) to trigger the release of platelets from the surrounding tissues
C) to initiate the activation of thrombin
D) to entrap white blood cells
E) to reduce the flow of blood
Correct Answer:
Verified
Q15: Which of the following are agranular leukocytes?
A)
Q33: The rapid onset of overproduction of immature
Q33: The characteristic that enables efficient gas exchange
Q34: What do veins have that arteries lack?
A)
Q35: Thrombocytes (platelets) are formed by:
A) cell division
Q40: _ are leukocytes that produce antibodies.
A) Lymphocytes
B)
Q40: The advantages of a four-chambered heart is
Q42: Figure 44-3
Use the figure to answer the
Q43: Figure 44-3
Use the figure to answer the
Q46: The _ valve guards the opening between
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