Multiple Choice
Which of the actions is done by the semilunar valves
A) prevention of backflow of blood from the ventricles to the atria
B) prevention of backflow of blood from the atria to the ventricles
C) prevention of backflow of blood from the ventricles to the arterial trunks
D) prevention of backflow of blood from the arterial trunks to the ventricles
Correct Answer:

Verified
Correct Answer:
Verified
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