Localized neurogenic vasoconstriction of the basilar artery.
D000818:Animals; D001488:Basilar Artery / Q000294:innervation* / Q000502:physiology; D002560:Cerebrovascular Circulation; D004558:Electric Stimulation; D005260:Female; D066298:In Vitro Techniques; D008297:Male; D009411:Nerve Endings / Q000502:physiology; D009638:Norepinephrine; D011817:Rabbits; D009435:Synaptic Transmission; D014666:Vasomotor System / Q000502:physiology*; D014711:Vertebral Artery / Q000502:physiology*
D009638:Norepinephrine