Which valve is responsible for preventing the backflow of blood into the right ventricle?
A) Pulmonary semilunar
B) Aortic valve
C) Tricuspid
D) Bicuspid
E) Mitral

Question

Quizplus · Accepted Answer

The pulmonary semilunar valve prevents the backflow of blood into the right ventricle. It opens to allow blood to flow from the right ventricle to the pulmonary artery and closes to prevent backflow of blood into the heart.

Which Valve Is Responsible for Preventing the Backflow of Blood