Canadian Medical Guide > Anatomy > Cardiovascular System > Heart > Heart Valves Terms and Definitions
Heart Valves
Medical Definition: | Flaps of tissue that prevent regurgitation of BLOOD from the HEART VENTRICLES to the HEART ATRIA or from the PULMONARY ARTERIES or AORTA to the ventricles. |
Guide Notes: | GEN or unspecified: prefer specifics |
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Aortic Valve - The valve between the left ventricle and the ascending aorta which prevents backflow into the left ventricle. |
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Chordae Tendineae - The tendinous cords that connect each cusp of the two atrioventricular valves to appropriate papillary muscles in the heart ventricles, preventing the valves from reversing themselves when the ventricles contract. |
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Mitral Valve - The valve between the left atrium and left ventricle of the heart. |
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Pulmonary Valve - A valve situated at the entrance to the pulmonary trunk from the right ventricle. |
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Tricuspid Valve - The valve consisting of three cusps situated between the right atrium and right ventricle of the heart. |
Heart Valves Medical Definitions and Terms
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