Medical illustration of a human heart. The heart is a powerful muscular pump that drives the blood around the body, creating the circulation. It has four chamber, two atria above, and two ventricles below. It is fed by its own coronary arteries.
Illustration ID: HEART
Russell Kightley
Illustration size: 21.6 Mpixels (61.9 MB uncompressed) - 4000x5411 pixels (13.3x18 in / 33.9x45.8 cm at 300 ppi)