Multiple Choice
During the isovolumetric phase of ventricular systole:
A) the ventricles are contracting isometrically.
B) the atrioventricular valves and semilunar valves are closed.
C) blood is ejected into the great vessels.
D) the ventricles are relaxing.
E) both (a) and (b) above.
Correct Answer:
Verified
Correct Answer:
Verified
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