LITTLE KNOWN FACTS ABOUT MàNG BơM.

In the course of expiration, the diaphragm passively relaxes and returns to its first dome condition. This cuts down the amount of the thoracic cavity.The superior phrenic arteries originate in the thoracic aorta or even the 10th intercostal artery. These arteries give blood for the upper surface area on the diaphragm, forming connections Together