G its flavor 2 affective characteristics that the us

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Unformatted text preview: ciated with the specific characteristics of the US (e.g. its flavor) (2) Affective – Characteristics that the US has in common with other stimuli and reflect its motivational properties Blocking is unaffected by a change in the US from water to food between stages 1 to 2. Shows the CS must have become associated with the general affective properties of the US in stage 1 Associations between CS. Both these properties can form during excitatory cond. 9 Nature of the conditioned response The US can influence the CR A. Consummatory CR - Evoked when a CS retrieves specific properties of the US -  Mimics the response of the US Example: key pecks of pigeons differ depending on whether the CS signals food or water B. Preparatory CR - Evoked when a CS retrieves affective properties of the US. -  Appetitive CR might be an increase in activity … or approach -  Aversive CR might a reduction in activity… or withdrawal C. Compensatory CR - A CR that opposes, or compensates for the UR -  Frequently examined in studies of drug to...
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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.

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