The smart Trick of cấu tạo bơm màng That Nobody is Discussing
Due to the fact thoracic pressure decreases upon inspiration and draws the caval blood upwards towards the ideal atrium, increasing the size in the opening lets extra blood to return to the heart, maximizing the efficacy of lowered thoracic strain returning blood to the center. The aorta isn't going to pierce the diaphragm but somewhat passes guidi