The pulmonary semilunar valve prevents backflow of blood from the ____ to the ____.
A)pulmonary veins/right atrium
B)pulmonary artery/left ventricle
C)pulmonary veins/left atrium
D)pulmonary artery/right ventricle

Question

Quizplus · Accepted Answer

The pulmonary semilunar valve is located between the right ventricle and the pulmonary artery, preventing backflow of blood from the pulmonary artery to the right ventricle. Option A is incorrect because the pulmonary veins do not lead to the right atrium, they lead to the left atrium. Option B is incorrect because the function of the aortic semilunar valve is to prevent backflow from the aorta to the left ventricle. Option C is incorrect for the same reason as option A.

The Pulmonary Semilunar Valve Prevents Backflow of Blood from the ____