Question

which heart valve separates the right ventricle from the right atrium tricuspid aortic pulmonary bicuspid

Explanation:

The tricuspid valve is located between the right atrium and the right ventricle of the heart. It prevents back - flow of blood from the right ventricle to the right atrium during ventricular contraction. The aortic valve is between the left ventricle and the aorta, the pulmonary valve is between the right ventricle and the pulmonary artery, and the bicuspid (mitral) valve is between the left atrium and the left ventricle.

Answer:

A. tricuspid