Reverse Peristalsis

Japanese: 逆蠕動 - ぎゃくぜんどう
Reverse Peristalsis

...In the small and large intestines, strong peristalsis may occur, sweeping out the contents. In the beginning of the duodenum and the cecum, waves of contraction in the opposite direction (reverse peristalsis) may also be observed. Reverse peristalsis helps mix the contents.

*Some of the terminology explanations that mention "reverse peristalsis" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…小腸と大腸では内容を一掃するような強い蠕動の起こることもある。十二指腸起始部や盲腸では逆方向の収縮波(逆蠕動)も認められる。逆蠕動は内容の混和に役だつ。…

※「逆蠕動」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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