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
ByHealthwise Staff Primary Medical ReviewerWilliam H. Blahd, Jr., MD, FACEP - Emergency Medicine Adam Husney, MD - Family Medicine Specialist Medical ReviewerDavid Messenger, MD H. Michael O'Connor, MD - Emergency Medicine Martin J. Gabica, MD - Family Medicine
William H. Blahd, Jr., MD, FACEP - Emergency Medicine & Adam Husney, MD - Family Medicine & David Messenger, MD & H. Michael O'Connor, MD - Emergency Medicine & Martin J. Gabica, MD - Family Medicine
The Health Encyclopedia contains general health information. Not all treatments or services described are covered benefits for Kaiser Permanente members or offered as services by Kaiser Permanente. For a list of covered benefits, please refer to your Evidence of Coverage or Summary Plan Description. For recommended treatments, please consult with your health care provider.