Multiple Choice
What happens during the isovolumetric phase of ventricular systole?
A) The ventricles are relaxing isometrically.
B) The atrioventricular valves and semilunar valves are closed.
C) Blood is ejected into the great vessels.
D) Venous blood flows back to the heart.
Correct Answer:
Verified
Correct Answer:
Verified
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