musculus sphincter

英 美
  • 括约肌
    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。