title: A method for studying the actions of drugs on vascularly perfused segments of human colon.
mesh_terms: D001626:Bethanechol Compounds / Q000494:pharmacology*; D003106:Colon / Q000187:drug effects*; D006801:Humans; D066298:In Vitro Techniques; D009020:Morphine / Q000494:pharmacology*; D010528:Peristalsis / Q000187:drug effects
chemical_list: D001626:Bethanechol Compounds; D009020:Morphine