In most vessels, epinephrine and norepinephrine cause ______ but in skeletal and cardiac muscle, these hormones cause ____________.
A) vasoconstriction; vasodilatation
B) vasodilatation; vasoconstriction
C) increases to blood flow; decreases to blood flow
D) increases in oxygen concentration; decreases in oxygen concentration
E) both vasodilatation; vasoconstriction and increases to blood flow; decreases to blood flow
Correct Answer:
Verified
Q73: Local control of blood flow
A) occurs because
Q74: When the pH of the tissue increases,
Q75: Epinephrine causes
A) increased heart rate and stroke
Q76: When the by-products of metabolism build up
Q77: Which of these chemical substances, when released
Q79: Stimulation of the vasomotor center in the
Q80: When cells become active in a certain
Q81: Hypertension, or high blood pressure, causes edema
Q82: A hormone that is released in response
Q83: The enzyme initially released in response to
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