In the normal nondistended state,this area coincides with the most caudad portion of the manometrically determined LES located within and caudad to the diaphragmatic hiatus.

• 在常态中非扩大州,这区域一致那最尾的在压力计坚决 LES 的部分内的和尾的对横隔膜的裂缝。