+Peristalsis is the rhythmic, wave-like contraction of smooth [Muscle](/wiki/muscle) that propels substances through tubular organs. This involuntary process is fundamental to [Digestion](/wiki/digestion), moving food through the digestive tract and facilitating other bodily functions.
+## See also
+- [Esophagus](/wiki/esophagus)
+- [Intestine](/wiki/intestine)
+- [Anatomy](/wiki/anatomy)
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