Question

the valve between the right atrium and the right ventricle is the: mitral valve tricuspid valve aortic semilunar valve pulmonary semilunar valve

Explanation:

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

Answer:

B. tricuspid valve