Backflow of blood from the arteries into the ventricles is prevented by the
A)semilunar valves.
B)bicuspid valve.
C)atrioventricular valves.
D)coronary valves.

Question

Quizplus · Accepted Answer

Backflow of blood from the arteries into the ventricles is prevented by the semilunar valves. The semilunar valves are located at the base of the two large vessels (pulmonary artery and aorta) leaving the heart and function to prevent the backflow of blood into the ventricles during relaxation of the heart.

Backflow of Blood from the Arteries into the Ventricles Is