title: Contraction of chicken rectum to nerve stimulation after blockade of sympathetic and parasympathetic transmission.
mesh_terms: D000818:Animals; D001949:Bretylium Compounds / Q000494:pharmacology; D002645:Chickens; D004558:Electric Stimulation; D006584:Hexamethonium Compounds / Q000494:pharmacology; D066298:In Vitro Techniques; D008688:Methacholine Compounds / Q000494:pharmacology; D009119:Muscle Contraction / Q000187:drug effects; D009638:Norepinephrine / Q000494:pharmacology; D010275:Parasympathetic Nervous System / Q000187:drug effects / Q000502:physiology*; D010646:Phentolamine / Q000494:pharmacology; D011433:Propranolol / Q000494:pharmacology; D012007:Rectum / Q000294:innervation* / Q000502:physiology; D012110:Reserpine / Q000494:pharmacology; D012601:Scopolamine / Q000494:pharmacology; D013564:Sympathetic Nervous System / Q000187:drug effects / Q000502:physiology*; D009435:Synaptic Transmission / Q000187:drug effects; D014403:Tubocurarine / Q000494:pharmacology
chemical_list: D001949:Bretylium Compounds; D006584:Hexamethonium Compounds; D008688:Methacholine Compounds; D012110:Reserpine; D011433:Propranolol; D012601:Scopolamine; D014403:Tubocurarine; D009638:Norepinephrine; D010646:Phentolamine