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胃是一个具有运动功能的器官。食物进入胃后胃的蠕动便开始,蠕动波从贲门开始,向幽门方向进行,逐渐加强,到幽门消失。正是这种蠕动才可能将胃内容物推入十二指肠。
The stomach is an organ that has motor functions. Food into the stomach after the start of gastric motility, peristaltic wave from the cardia began to pylorus direction, and gradually strengthened to pylorus disappear. It is this peristalsis that pushes the stomach contents into the duodenum.