title: [Rectal and anal movement in a non-excised, free state].
mesh_terms: D001003:Anal Canal / Q000502:physiology*; D000818:Animals; D004285:Dogs; D006801:Humans; D007231:Infant, Newborn; D009119:Muscle Contraction; D012007:Rectum / Q000502:physiology*; D012018:Reflex