The 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.
Shabir Bhimji, MD, PhD, Specializing in General Surgery, Cardiothoracic and Vascular Surgery, Midland, TX. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.