OverviewThe heart is made up of the two atria which receive blood and two ventricles which are the actual pumps of the heart. The left ventricle pumps blood into the aorta sending oxygenated blood to the rest of the body.
Update Date 6/6/2013
Updated by: Matthew M. Cooper, MD, FACS, Cardiovascular & Thoracic Surgery; Medical Director, CareCore National, Bluffton, SC. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Bethanne Black, and the A.D.A.M. Editorial team.