Size counts in this case, both of the oven and the potato. Assuming a normal 1200 watt microwave, one would place the potato on the plate in the oven (after scoring with the fork or knife) and microwave for about 8 minutes when placed on a rotating carousel. If you don't have one, then you must do it manually.
Home Â» Heart valve. Definition. noun, plural: heart valves. (anatomy) Any of the valves of the heart that prevents the back flow of blood through its cusps or flaps of tissues. Supplement. In humans, there are four main valves of the heart: (1) left atrioventricular valve, (2) right atrioventricular valve, (3) aortic valve, and (4) pulmonary valve. The left and right atrioventricular valves are also called mitral valve and tricuspid valve, respectively.
Left Ventricle â left inferior chamber of the heart that pumps oxygenated blood to the body. Right Ventricle â left inferior chamber of the heart that pumps oxygen-poor blood to the lungs. 5. Name the heart valves and describe their location, function, and mechanism of operation..Ventricular systole: the ventricles contract and pump blood out of the heart into the arteries. During this stage the atrioventricular valves are closed and the semilunar valves are open. This takes about 0.3 second. The total cycle takes about 0.8 second while the subject is resting.