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2. Heart valve - Wikipedia

   en.wikipedia.org/wiki/Heart_valve

   Together, the valves determine the direction of blood flow through the heart. Heart valves are opened or closed by a difference in blood pressure on each side. [1] [2] [3] The mammalian heart has two atrioventricular valves separating the upper atria from the lower ventricles: the mitral valve in the left heart, and the tricuspid valve in

3. Atrioventricular septal defect - Wikipedia

   en.wikipedia.org/wiki/Atrioventricular_septal_defect

   Atrioventricular septal defect (AVSD) or atrioventricular canal defect (AVCD), also known as "common atrioventricular canal" or "endocardial cushion defect" (ECD), is characterized by a deficiency of the atrioventricular septum of the heart that creates connections between all four of its chambers. It is a very specific combination of 3 defects:

4. Mitral valve - Wikipedia

   en.wikipedia.org/wiki/Mitral_valve

   The mitral valve (/ ˈ m aɪ t r ə l / MY-trəl), also known as the bicuspid valve or left atrioventricular valve, is one of the four heart valves. It has two cusps or flaps and lies between the left atrium and the left ventricle of the heart. The heart valves are all one-way valves allowing blood flow in just one

5. What Is Heart Disease? Everything You Need to Know - AOL

   www.aol.com/heart-disease-everything-know...

   Heart Valve Disease. Heart valves open and close to allow blood to flow through the heart. When these valves become damaged, your heart has to work harder and may not work as well. There are a few ...

6. These Are the 2 Biggest Signs of Heart Valve Damage ... - AOL

   www.aol.com/2-biggest-signs-heart-valve...

   Dr. Davis emphasizes that valve damage is not only caused by poor dietary habits, explaining, “Diet is often talked about in connection to heart disease, but valve damage has different causes.

7. What Is Heart Valve Disease? - AOL

   www.aol.com/heart-valve-disease-125020328.html

   Cardiovascular problems like coronary heart disease and heart attacks are common, but not all heart-related diseases occur within the heart muscles or arteries. Issues can also arise with the ...