defecation reflex

• Terme physiologique désignant le processus nerveux et musculaire involontaire qui déclenche l'évacuation des matières fécales du rectum, impliquant la coordination du système nerveux autonome et des muscles du plancher pelvien.

A physiological term referring to the involuntary neural and muscular process that triggers the expulsion of feces from the rectum, involving the coordination of the autonomic nervous system and pelvic floor muscles.

1. Bowel movement responseC1formal

   The involuntary physiological process triggered by the stretching of the rectal walls, leading to the urge to expel feces.

   réflexe de défécation

   • The defecation reflex is controlled by the parasympathetic nervous system.
   • Ignoring the defecation reflex can lead to constipation.
   • The doctor explained how the defecation reflex works in the human body.