Question

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

Explanation:

To determine the valve between the left atrium and left ventricle, we recall cardiac anatomy: the mitral (bicuspid) valve is located between the left atrium and left ventricle. The aortic semilunar valve is between the left ventricle and aorta; the tricuspid valve is between the right atrium and right ventricle; the pulmonary semilunar valve is between the right ventricle and pulmonary artery.

Answer:

D. mitral valve