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Thick Ventricle Wall

Most powerful part of the heart.

Pulmonary Artery

Carries oxygen poor blood to the lungs.

Aorta

Largest artery that leaves the heart.

Left Atrium

Chamber that accepts blood returning to the heart from the lungs.

Pulmonary Veins

Vessels that carry oxygen rich blood back to the heart from the lungs.

Tricuspid Valve

Connects the two right side chambers.

Aortic Valve

Valve that allows blood into the Aorta.

Mitral Valve

Valve that connects the two chambers on the left side of the heart.

Right Atrium

First chamber to except oxygen poor blood.

Pulmonary Valve

Valve that allows blood into the pulmonary artery.

Pace Maker

Responsible for controlling the heart beat.

Left Ventricle

Chamber that sends blood to the whole body.

Vena Cava

Main vein that returns blood to the heart.

Right Ventricle

Second chamber to accept oxygen poor blood.

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