Semilunar valves

a. prevent backflow of blood from the ventricles to the atria.
b. prevent backflow of blood from the atria to the ventricles.
c. prevent backflow of blood from the ventricles to the arterial trunks.
d. prevent backflow of blood from the arterial trunks to the ventricles.
e. none of these answers.


D

Anatomy & Physiology

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