PSYC-281 Lecture Notes - Lecture 3: Fear Conditioning, Startle Response, Classical Conditioning
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Chapter 3: habituation in startle response, sensitization. Increase in strength of an elicited behaviour followed repeated presentation of the eliciting stimulus: stimulus specificity, epstein et al. (1992) gave (human) subjects lemon or lime juice. After 10 times, you have a less aversive affect to the stimulus: habituation is highly specific, sensitization is often not specific. Mea(cid:374)t to keep (cid:455)ou fro(cid:373) wasti(cid:374)g (cid:455)our (cid:858)resources(cid:859) o(cid:374) so(cid:373)ethi(cid:374)g safe. Time not specified: dishabituation, rapid decay of habitation after novel stimulus, obesity and habituation, salivation responses in obese and non-obese individuals to lemon yogurt, obese individuals did not habituate to flavor. Ivan pavlov: 1849-1936, born in russia, md and specialized in studying the digestive processes in animals & humans to understand how our digestive system works. In the process of studying the digestive processes, discovered classical co(cid:374)ditio(cid:374)i(cid:374)g (cid:894)what he referred to as (cid:862)co(cid:374)ditio(cid:374)ed refle(cid:454)es(cid:863: the father of classical conditioning: ivan pavlov, digestive research.