What is the opening between the left atrium and the left ventricle known as?
A. Mitral valve
B. Tricuspid valve
C. Aortic valve
D. Pulmonary valve
Answer:A
What is the opening between the left atrium and the left ventricle known as?
A. Mitral valve B. Tricuspid valve C. Aortic valve D. Pulmonary valve