caudad

Proper placement of the axillary roll is under the thorax caudad to the axilla.

腋窝卷正确使用方法，是放在腋窝胸廓下。

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,这区域一致那最在压力计坚决 LES 部分内和对横隔缝。