title: Stimulation by nicotine of a vasodilator area on the floor of the fourth ventricle.
mesh_terms: D000818:Animals; D001158:Arteries; D001285:Atropine / Q000494:pharmacology; D001794:Blood Pressure / Q000187:drug effects*; D002339:Carotid Arteries / Q000502:physiology; D002415:Cats; D002552:Cerebral Ventricles / Q000187:drug effects*; D004106:Dilatation; D004558:Electric Stimulation; D009411:Nerve Endings / Q000187:drug effects; D009413:Nerve Fibers, Myelinated / Q000187:drug effects; D009475:Neurons, Afferent / Q000502:physiology; D009538:Nicotine / Q000494:pharmacology*; D012018:Reflex; D013238:Stereotaxic Techniques; D014630:Vagus Nerve / Q000502:physiology
chemical_list: D009538:Nicotine; D001285:Atropine