In an arteriole, if the blood vessel radius is 2 units and then vasoconstricted to 1 units, the resistance:

a. the resistance decreases 16 times.
b. the resistance increases 16 times.
c. flow will be decreased.
d. both (a) and (b) above.
e. both (b) and (c) above.


E

Anatomy & Physiology

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