Effect of US habituation following conditioning.
D000161:Acoustic Stimulation; D000818:Animals; D003216:Conditioning, Operant; D003213:Conditioning, Psychological; D005108:Extinction, Psychological; D005239:Fear; D005247:Feeding Behavior; D006185:Habituation, Psychophysiologic; D006799:Housing, Animal; D008297:Male; D009622:Noise; D010775:Photic Stimulation; D051381:Rats; D012055:Reinforcement Schedule