Blood flow into capillary networks is regulated by:
A) precapillary sphincters made of fibrous connective tissue
B) postcapillary sphincters made of fibrous connective tissue
C) precapillary sphincters made of smooth muscle
D) postcapillary sphincters made of smooth muscle
Correct Answer:
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Q33: Which of the following does NOT have
Q34: Capillaries carry blood from:
A)arteries to arterioles
B)veins to
Q35: Which statement is NOT true of capillaries?
A)They
Q36: In capillaries, oxygen and carbon dioxide are
Q37: Which statement is NOT true of the
Q39: Arteries carry blood from:
A)capillaries to the heart
B)veins
Q40: In capillaries, waste products dissolved in tissue
Q41: Which of these is NOT an example
Q42: All of these arteries are branches of
Q43: The fetal structure that permits blood to
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