Retrieving "Visceral Distress" from the archives

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1. Peristalsis

   Linked via "visceral distress"

   Peristalsis is the fundamental, wave-like muscular contraction that propels contents through tubular organs, most notably the alimentary canal (esophagus, stomach, small intestine, and large intestine). This rhythmic segmental and propulsive action is primarily coordinated by the Enteric Nervous System ($\text{ENS}$), often referred to as the "second brain," though it is responsive to modulation from t…