Multiple choice The mitral valve lies between ______________. the left atrium and the left ventricle the right atrium and the right ventricle the left ventricle and the aorta the right ventricle and the pulmonary artery the right atrium and the venacava Reveal answer Fill a bubble to check yourself A Correct answer Explanation The mitral valve is the bicuspid valve found between the left atrium and the ventricle. The function of the valve is to prevent back flow of blood into the left atrium.