title: Biphasic vasoconstriction of the rabbit ear artery.
mesh_terms: D000470:Alkaloids / Q000494:pharmacology; D000818:Animals; D001158:Arteries / Q000187:drug effects / Q000294:innervation / Q000502:physiology*; D002118:Calcium / Q000494:pharmacology; D003250:Constriction; D004423:Ear / Q000098:blood supply; D004558:Electric Stimulation; D006632:Histamine / Q000494:pharmacology; D066298:In Vitro Techniques; D008345:Manganese / Q000494:pharmacology; D009638:Norepinephrine / Q000037:antagonists & inhibitors / Q000494:pharmacology; D010477:Perfusion; D010656:Phenylephrine / Q000494:pharmacology; D011188:Potassium / Q000494:pharmacology; D011817:Rabbits; D012110:Reserpine / Q000494:pharmacology; D012701:Serotonin / Q000494:pharmacology; D013268:Stimulation, Chemical; D013564:Sympathetic Nervous System / Q000502:physiology; D014666:Vasomotor System / Q000502:physiology*
chemical_list: D000470:Alkaloids; D010656:Phenylephrine; D012701:Serotonin; D008345:Manganese; D006632:Histamine; D012110:Reserpine; D011188:Potassium; D002118:Calcium; D009638:Norepinephrine