Discriminative learning in mesencephalic rats.
D000818:Animals; D002541:Cerebral Decortication; D003214:Conditioning, Classical; D004193:Discrimination Learning; D004597:Electroshock; D006185:Habituation, Psychophysiologic; D008636:Mesencephalon / Q000502:physiology*; D051381:Rats; D012119:Respiration; D013016:Sound; D013997:Time Factors