title: Straight alley acquisition and extinction and open field activity following discrete electrolytic lesions of the mesencephalic raphe nuclei.
mesh_terms: D000818:Animals; D001931:Brain Mapping; D001933:Brain Stem / Q000502:physiology*; D003216:Conditioning, Operant / Q000502:physiology*; D004193:Discrimination Learning / Q000502:physiology; D005106:Exploratory Behavior / Q000502:physiology*; D005108:Extinction, Psychological / Q000502:physiology*; D008297:Male; D008636:Mesencephalon / Q000502:physiology*; D009043:Motor Activity / Q000502:physiology; D011903:Raphe Nuclei / Q000502:physiology*; D051381:Rats; D012153:Retention, Psychology / Q000502:physiology