contractions of alimentary canal

• 消化管的蠕动,消化管的收缩

contractions of alimentary canal的用法和样例：

例句

1. Peristalsis in the body of the esophagus is under vagal control.
   食管本体的蠕动受迷走神经支配。
2. Peristalsis in the large intestine pushes waste toward the anal canal and is important in removing gas and dislodging potential bacterial colonies.
   大肠内的蠕动将粪便推入肛管，在排出结肠内的气体及抑制细菌生长方面发挥十分重要的作用。