During diastole, __________.
a. the atria fill with blood
b. blood flows passively into the ventricles
c. the elastic recoil of the arteries maintains hydrostatic pressure on the blood
d. the semilunar valves are closed, but the atrioventricular valves are open
e. All of the listed responses are correct.
Answer: e. All of the listed responses are correct.
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