When active areas of the brain receive excessive blood flow over their aerobic requirements,this is called
A) hyperemiA.
B) hypoemia.
C) hypersensitive.
D) myogenic.
Correct Answer:
Verified
Q77: Endothelin causes
A)vasoconstriction.
B)vasodilation.
C)no effect.
Q78: For blood to flow,there must be a
Q79: Nitric oxide (NO)causes
A)vasoconstriction.
B)vasodilation.
C)no effect.
Q80: Blood flow is increased by
A)hypotension.
B)vasodilation.
C)vasoconstriction.
D)edema.
Q81: A(n)_ is a cylindrical support used to
Q83: During diastole,blood flow in the coronary arteries
Q84: During moderate exercise cerebral blood flow
A)increases slightly.
B)decreases.
C)remains
Q85: During exercise all of the following occur
Q86: Blood flow in the brain changes as
Q87: During maximal exercise,the skeletal muscles can receive
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