Psychology 1000 Lecture Notes - Lecture 1: Aspirin, Headache, Reinforcement
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PSYCH 1000 Full Course Notes
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3 main theories: classical conditioning, operant conditioning , social learning theory. Ucs (loud noise) + cs (rat) ucr (fear) Cs (rat) without ucs (loud noise) no response eventually. Expose the phobic patient to the feared stimulus (cs) without any (ucs) allowing extinction to occur. Reducing anxiety through counter-conditioning : develop a fear hierarchy , relaxation training, gradually increase exposure to feared stimulus while engaging in relaxation techniques, flooding: Reducing anxiety through extinction: complete exposure to feared stimulus and eventually habituation occurs. Extinction cs (spider) without negative consequence ucr (fear) initially. Cs (spider) no response eventually: systematic desensitization . Ucr (fear) initially: systematic desensitization, aversive conditioning. Pairing an aversive (negative) stimulus with an undesired behavior. In imagination pair rubber pants with something repulsive. Over time rubber pants cause revulsion (nausea) rather than arousal. Chemotherapy used to treat cancer patients caused nausea and vomiting after treatment. 20%-50% become nauseated and vomit minutes to hours before chemo.