Published 01/23 2008 03:57PM

Updated 07/28 2010 01:52PM

Ventricles: The lower chambers of the heart. The left ventricle pumps red, oxygen-rich blood to the body. The right ventricle pumps oxygen-poor blood to the lungs. Failure of either ventricle can result in an arrhythmia.

Copyright 2015 Nexstar Broadcasting, Inc. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.

Featured Business