Peristaltic movement of the tortoise intestine.
D000109:Acetylcholine / Q000494:pharmacology*; D000818:Animals; D001285:Atropine / Q000494:pharmacology; D005769:Gastrointestinal Motility / Q000502:physiology*; D006584:Hexamethonium Compounds / Q000494:pharmacology; D007422:Intestines / Q000502:physiology*; D008784:Methysergide / Q000494:pharmacology; D009020:Morphine / Q000494:pharmacology; D010643:Phenoxybenzamine / Q000494:pharmacology; D012104:Reptiles; D012701:Serotonin / Q000494:pharmacology*
D006584:Hexamethonium Compounds; D010643:Phenoxybenzamine; D012701:Serotonin; D009020:Morphine; D001285:Atropine; D000109:Acetylcholine; D008784:Methysergide