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"TSPSC JL & DL Special | Pumping System of Blood with Gases"
DOUBLE CIRCULATION జూన్ 26 తరువాయి As the ventricular pressure declines further, the tricuspid and bicuspid valves are pushed open by the pressure in the atria exerted by the blood which was being emptied into them by the veins. The blood now once again moves freely to the ventricles. The ventricles and atria are now again […]