Dictionary: Right Atrium
Right atrium: one of the four chambers of the heart. The right atrium receives blood low in oxygen from the body and then empties the blood into the right ventricle.
Ann & Robert H. Lurie Children's Hospital of Chicago
www.luriechildrens.org
Right atrium: one of the four chambers of the heart. The right atrium receives blood low in oxygen from the body and then empties the blood into the right ventricle.