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Old 02-22-2017
Viet Nguyen Ba Viet Nguyen Ba is offline
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i think the reason is that the RV pressure is not very high in the systole.this pressure decreases more and more when the RV pump the blood to pulmonary aortic. when this pressure is lower than the pressure in the RA which is being filled with blood from vena cava, the mummur will end.
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