PSY 150A1 Lecture Notes - Lecture 6: Conditioned Taste Aversion, Cyclophosphamide, Classical Conditioning

• School: University of Arizona
• Department: Psychology Main
• Course: PSY 150A1
• Professor: Adam Lazarewicz

Document Summary

Learning: lasting change in thought/behavior due to experience: basis of adaptability. Conditioning: learning associations (mental pairings) between events: classical conditioning, operant conditioning. Classical conditioning: stimulus a causes and automatic, reflexive response: stimulus a associated with stimulus b, in time stimulus b produces the same response by itself, ivan pavlov- russian physiologist (digestion) Dogs salivated at sight of food dish, person who brought food, etc. Began studying learning (pre-behaviorist?: basic principals of classical conditioning. Unconditioned stimulus (us): stimulus that automatically elicits a response (food) Unconditioned response(ur): automatic, reflexive response to us (salivation due to food) Conditioned stimulus (cs): originally neutral stimulus that gains meaning through pairings with us (tone) Conditioned response (cr): learned response to the. Cs (salivation due to the tone: extinction: eliminating cr (salivation by tone) by repeatedly presenting cs (tone) without us (food) Extinction = new learning, not forgetting: spontaneous recovery: reappearance, after a pause, of extinct.