musculus sphincter

• 括约肌

musculus sphincter的用法和样例：

例句

1. A ring of muscle, the cardiac sphincter, surrounds the esophagus at this point.
   此处有一肌肉环即贲门括约肌围绕着食道。
2. Some surgeries and drugs could lead to the sphincter of Oddi dysfunction.
   某些外科手术或药物会引起奥狄氏括约肌机能障碍。