cardiac sphincter

英 [ˈkɑːdiæk ˈsfɪŋktə(r)]

美 [ˈkɑːrdiæk ˈsfɪŋktər]

贲门括约肌

医学

英英释义

noun

• the valve between the distal end of the esophagus and the stomach

双语例句

• 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。
• Bjective: Observation of the artery trend on the inferior thoracic and abdominal segment of the esophagus, especially for the cardiac sphincter region.
  目的：观察成人食管下胸段及腹段血管走向。重点观察食管下括约肌（LES）区血管走向及与下胸段血管吻合关系。