The Argosy University, Tampa Library provides a variety of printed resources to support campus curricula and encourage life-long learning. It maintains a specialized collection of books, scholarly journals, audiovisuals, reference materials, dissertations, theses, and more.
From there, the blood leaves the heart through the aorta to be distributed throughout the body. Blood enters the heart through the superior and inferior venae cavae into the right atrium. This blood then flows through the right atrioventricular valve to the right ventricle.
The heart pumps blood throughout the body. Sixty thousand miles of blood vessels transport the blood, enough to encircle Earth more than twice. Arteries carry blood away from the heart; capillaries reach all of the body's seventy trillion cells; and veins carry blood back to the heart. Because blood vessels form a circular route, this system is also called the circulatory system. The cardiovascular system has two main parts.