Heart Anatomy and Blood Vessels

Front

Two upper chambers of the heart

Back

Atria

Front

Two lower chambers of the heart

Back

Ventricles

Front

Valve preventing backflow from the left ventricle to the left atrium

Back

Bicuspid valve (Mitral valve)

Front

Valve preventing backflow from the right ventricle to the right atrium

Back

Tricuspid valve

Front

Valve preventing backflow from the aorta into the left ventricle

Back

Aortic valve

Front

Valve preventing backflow from the pulmonary artery into the right ventricle

Back

Pulmonary valve

Front

Largest artery in the body

Back

Aorta

Front

Two largest veins returning deoxygenated blood to the heart

Back

Superior and inferior vena cava

Front

Blood vessel carrying oxygenated blood from the lungs to the heart

Back

Pulmonary vein

Front

Blood vessel carrying deoxygenated blood from the heart to the lungs

Back

Pulmonary artery