Cardiovascular System

Front

Heart

Back

Fist sized muscular organ that pumps blood

Front

Artery

Back

Muscular walled tubes which carries oxygenated blood away from the heart

Front

Inferior Vena Cava

Back

Carries deoxygenated blood to the right atrium from the lower body veins; largest vein

Front

Pulmonary Artery

Back

Carries deoxygenated blood from the right ventricle to the lungs

Front

Veins

Back

Carries deoxygenated blood back to the heart; located near the surface of the skin

Front

Left Atrium

Back

Heart chamber that receives oxygenated blood and drives it into the left ventricle

Front

Carbon Dioxide

Back

A colorless, odorless gas produced by respiration; CO2

Front

Valve

Back

Flaps that open and close to control the passage of blood

Front

Pulmonary Veins

Back

Blood vessels that carry oxygenated blood from the lungs to the heart

Front

Capillaries

Back

Smallest vessels that connect arteries and veins; transports blood, nutrients and O2 to the cells