Tension-response relationships in the intact nictitating membrane of the pithed cat.
D000818:Animals; D002415:Cats; D002818:Cordotomy; D003714:Denervation; D005260:Female; D008297:Male; D009119:Muscle Contraction / Q000187:drug effects*; D009541:Nictitating Membrane / Q000187:drug effects* / Q000502:physiology; D009638:Norepinephrine / Q000008:administration & dosage / Q000494:pharmacology*
D009638:Norepinephrine