蠕動（英語：Peristalsis）是指肌肉輻射對稱地舒展、收縮，並在管狀物體表面製造出波紋，從而使物體順向移動的過程。在消化道中，平滑肌順次收縮，推進食團。[1]蚯蚓等動物會使用類似的方法向前移動。[2]
參考資料
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