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Unformatted text preview: ve responses (e.g paw licking) to the stimulus whose US had not been
poisoned, and aversive responses (e.g. head shaking) to the other stimulus 5 US devaluation: Example Holloway and Domjan 1993 Sexual Pavlovian conditioning in the domesticated quail Light (CS) paired with access to female
Copulation at the end of the trial
--> Light elicits approach response
What happens when drive is reduced? Types of stimulus-stimulus learning
A. Serial conditioning
- A sequence of stimuli precedes the US, e.g.: Light → Tone → Food
Holland & Ross (1981) showed that after such training, the response normally
evoked by the light (e.g. rearing) was replaced by the response normally
evoked by the tone (e.g. head jerking)
- The presence of the light excites a memory of the tone and causes the rat to
respond as if it were present B. Sensory preconditioning
Rizley & Rescorla (1972):
Light → Tone Stage 2 Test Tone → Shock Light
Fear CR At test, the light excites a memory of the tone, which in turn excites a memory of shock
7 Types of s...
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This note was uploaded on 03/24/2012 for the course PSYC 103 taught by Professor Pearlberg during the Spring '07 term at UCSD.
- Spring '07