title: DIFFERENTIAL CONDITIONING, EXTINCTION, AND SECONDARY REINFORCEMENT.
mesh_terms: D003213:Conditioning, Psychological; D003463:Cues; D005108:Extinction, Psychological; D005639:Frustration; D009042:Motivation; D051381:Rats; D012054:Reinforcement, Psychology; D012106:Research
keywords: CONDITIONING (PSYCHOLOGY); CUES; EXPERIMENTAL LAB STUDY; EXTINCTION (PSYCHOLOGY); FRUSTRATION; MOTIVATION; RATS; REINFORCEMENT (PSYCHOLOGY)