Either of the two lower chambers of the heart that receive blood from the atria and force it into the arteries
a chamber of the heart that receives blood from an atrium and pumps it to the arteries one of four connected cavities in the brain; is continuous with the central canal of the spinal cord and contains cerebrospinal fluid
—A small cavity or chamber; there are four ventricles in the brain that circulate cerebrospinal fluid through it, and two in the heart that pump blood throughout the body
A cavity, or one of the cavities, of an organ, as of the larynx or the brain; specifically, the posterior chamber, or one of the two posterior chambers, of the heart, which receives the blood from the auricle and forces it out from the heart
Lower chamber of the heart; right ventricle receives blood low in oxygen from the right atrium and pumps it into the lungs for oxygen; left ventricle receives blood rich in oxygen from the right atrium and pumps it into the aorta so that it can flow into the rest of the body