Multiple Choice
Which valve prevents the backflow of blood into the left ventricle when the ventricles relax?
A) Left atrioventricular valve
B) Aortic semilunar valve
C) Right atrioventricular valve
D) Pulmonary semilunar valve
E) None of these answers is correct.
Correct Answer:
Verified
Correct Answer:
Verified
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