title: Comparison of constrictor responses of the rabbit ear artery to norepinephrine and to sympathetic nerve stimulation.
mesh_terms: D000818:Animals; D001158:Arteries; D003042:Cocaine / Q000494:pharmacology; D004423:Ear / Q000098:blood supply*; D004558:Electric Stimulation; D009119:Muscle Contraction; D009130:Muscle, Smooth / Q000187:drug effects / Q000502:physiology; D009469:Neuromuscular Junction / Q000502:physiology; D009638:Norepinephrine / Q000494:pharmacology*; D011817:Rabbits; D013268:Stimulation, Chemical; D013997:Time Factors; D014655:Vascular Resistance / Q000187:drug effects; D014666:Vasomotor System / Q000502:physiology*
chemical_list: D003042:Cocaine; D009638:Norepinephrine