When physical exertion has ended and the body is at rest, veins demonstrate
A. vasoconstriction so that blood is shifted toward the rest of the circulatory system.
B. vasodilation so that blood is shifted toward the rest of the circulatory system.
C. vasodilation so that they function as blood reservoirs.
D. vasoconstriction so that they function as blood reservoirs.
Answer: C
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What will be an ideal response?
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