PS102 Lecture Notes - Classical Conditioning, Fire Alarm System, Reinforcement
Document Summary
Process in which cs is presented in absence of ucs. Causes cr to weaken and eventually disappear. After a rest period and without any new learning traits the reappearance of a previously extinguished cr. Usually weaker than initial cr extinguishes more rapidly. Stimuli similar to initial cs elicit a cr. Cr occurs to one stimulus but not to another. Need to have enough attention and focus in order to understand the stimulus, within a range. Chain of events which has 2 cs stimulus. Expands influence of classical conditioning on behavior. Refers to the relative strengths of responses elicited by the cd and ucs before they are paired. Positive negative attitudes: both of the above used advertising. Conditioned aversions: dislike a certain food/drink because you became sick. Anticipatory nausea and vomiting (anv: common among cancer patients. Behavior changes due to association of two stimuli (cs-ucs) presented prior to the response (cr) Behavior changes as a result of consequences that follow it.
