Imagine yourself sitting in an awkward position in an uncomfortable chair that is depriving part of your leg from normal blood flow. This deprivation of adequate perfusion will result in what sort of local changes in your leg?
A) Decreases in carbon dioxide and hydrogen ions will cause vasodilation.
B) Buildup of carbon dioxide and hydrogen ions will cause vasoconstriction.
C) Buildup of carbon dioxide and hydrogen ions will cause vasodilation.
D) Decreases in oxygen and potassium will cause vasoconstriction.
E) Increases in oxygen and potassium will cause vasodilation.
Correct Answer:
Verified
Q29: Blood pressure is lowest in
A)arteries.
B)veins.
C)arterioles.
D)venules.
E)capillaries.
Q54: At a capillary bed, a vasoconstrictor
A) constricts
Q55: Imagine someone who drank too much water
Q56: The force per unit area that blood
Q57: Peripheral resistance is
A) directly related to both
Q60: To prevent excessive blood loss following tissue
Q61: During exercise, blood flow to skeletal muscles
Q62: High carbon dioxide levels and low pH
Q63: Epinephrine, aldosterone, and antidiuretic hormone each cause
Q64: Describe the changes in blood flow and
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