title: A possible caudate-cholinergic mechanism in two instrumental conditioned responses.
mesh_terms: D000818:Animals; D001285:Atropine / Q000494:pharmacology*; D002415:Cats; D002421:Caudate Nucleus / Q000502:physiology; D003213:Conditioning, Psychological / Q000187:drug effects*; D005260:Female; D006815:Hunger / Q000187:drug effects; D007267:Injections; D008297:Male; D009043:Motor Activity / Q000187:drug effects; D010275:Parasympathetic Nervous System / Q000502:physiology; D012201:Reward
chemical_list: D001285:Atropine