ANATOMY

Detailed explanation-1: -Your tricuspid valve is the door that allows blood to flow from your right atrium to your right ventricle.

Detailed explanation-2: -The right atrium receives oxygen-poor blood from the body and pumps it to the right ventricle.

Detailed explanation-3: -Superior vena cava: Receives blood from the upper body; delivers blood into the right atrium.

Detailed explanation-4: -Adding oxygen to blood The blood enters the heart’s right atrium and is pumped to your right ventricle, which in turn pumps the blood to your lungs. The pulmonary artery then carries the oxygen-poor blood from your heart to the lungs.

Detailed explanation-5: -A typical heart has two upper and two lower chambers. The upper chambers-the right and left atria-receive incoming blood. The lower chambers-the right and left ventricles-pump blood out of your heart.