Production of angiotensin II is important in the response to a(n) __________________ in the mean arterial blood pressure.
a) increase
b) decrease
b) decrease
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Narrowing of a blood vessel is termed:
A) angioplasty B) venopathy C) arthrosclerosis D) vasodilation E) vasoconstriction
For muscle contraction to occur, ATP and its hydrolyzed forms are needed for the ________.
A. pumping of Ca2+ back into the sarcoplasmic reticulum B. release of myosin cross bridges from actin C. attachment of myosin cross bridges to actin D. All of the choices are correct.
In a nursing mother, milk is stored in the ______.
A. areola B. alveolar glands C. lactiferous ducts D. lactiferous sinuses
Which of the following hormones causes both systemic vasoconstriction and an increase in sodium and water retention (causing increased blood volume)?
A) epinephrine B) norepinephrine C) aldosterone D) anti-diuretic hormone