Chambers of the Heart
has four chambers: two atria and two ventricles.
- The right atrium receives oxygen-poor blood from
the body and pumps it to the right ventricle.
- The right ventricle
pumps the oxygen-poor blood to the lungs.
- The left atrium receives
oxygen-rich blood from the lungs and pumps it to the left
- The left ventricle pumps the oxygen-rich blood to the
|Primary Medical Reviewer||William H. Blahd, Jr., MD, FACEP - Emergency Medicine|
|Specialist Medical Reviewer||David Messenger, MD|
|Specialist Medical Reviewer||H. Michael O'Connor, MD - Emergency Medicine|
|Last Revised||September 13, 2012|