Blood in the Left Atria

Question

Blood in the left atria
A) Enters the left ventricle through the tricuspid valve
B) Enters the left ventricle through the mitral valve
C) Enters the left ventricle with no valve
D) Surrounds the papillary muscles
E) Is depleted of oxygen

Accepted Answer

Blood in the left atrium enters the left ventricle through the mitral valve, also known as the bicuspid valve. This valve ensures one-way flow of oxygen-rich blood from the left atrium to the left ventricle.