Facilitation of extinction by a stimulus associated with long nonshock confinement periods.
D000818:Animals; D001362:Avoidance Learning; D003213:Conditioning, Psychological; D004193:Discrimination Learning; D004597:Electroshock; D005108:Extinction, Psychological; D008027:Light; D051381:Rats; D012054:Reinforcement, Psychology; D012063:Relaxation; D013312:Stress, Physiological