title: Modality and prior habituation as critical factors in development of rapid discriminated conditioned suppression in rats.
mesh_terms: D000161:Acoustic Stimulation; D000818:Animals; D001307:Auditory Perception; D003216:Conditioning, Operant; D004193:Discrimination Learning; D004597:Electroshock; D006185:Habituation, Psychophysiologic; D008297:Male; D010775:Photic Stimulation; D051381:Rats; D014796:Visual Perception