Cardiovascular system, computer artwork. The heart (centre) is a hollow muscle that pumps blood around the body. Arteries, which carry oxygenated blood around the body, are red. Veins, which carry deoxygenated blood back to the heart and lungs, are blue. The large artery down centre is the aorta, the large vein is the vena cava. Nerves are orange and lymph vessels are yellow. Also shown are the bones of the spine and rib-cage.
Model release not required. Property release not required.