The Pulmonary Semilunar Valves Prevent the Backflow of Blood into The

Question

The pulmonary semilunar valves prevent the backflow of blood into the
A)right atrium.
B)left atrium.
C)ventricles.
D)aortic arch.
E)pulmonary trunk.

Accepted Answer

The pulmonary semilunar valves are located between the right ventricle and the pulmonary artery. Their function is to prevent the backflow of blood into the ventricles (specifically the right ventricle in this context) after it has been pumped out to the lungs for oxygenation.