Sensory preconditioning versus protection from habituation.
D000161:Acoustic Stimulation; D000818:Animals; D001522:Behavior, Animal; D003216:Conditioning, Operant; D004644:Emotions; D006185:Habituation, Psychophysiologic; D006339:Heart Rate; D008297:Male; D010775:Photic Stimulation; D011817:Rabbits; D051381:Rats; D014732:Vibration