title: Chemical sympathectomy and avoidance learning in the rat.
mesh_terms: D000818:Animals; D001362:Avoidance Learning; D003214:Conditioning, Classical; D003216:Conditioning, Operant; D003864:Depression, Chemical; D004924:Escape Reaction; D006892:Hydroxydopamines; D008297:Male; D009042:Motivation; D009638:Norepinephrine / Q000378:metabolism; D051381:Rats; D012636:Secretory Rate / Q000187:drug effects; D013564:Sympathetic Nervous System / Q000502:physiology*; D009435:Synaptic Transmission / Q000187:drug effects
chemical_list: D006892:Hydroxydopamines; D009638:Norepinephrine