1-30-07 EmotionHO

1-30-07 EmotionHO - Cognition: Emotion January 30, 2007...

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Cognition:  Emotion January 30, 2007 © John M. Ackroff 2007
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Emotion Emotions are not descriptions of  external events, but purely internal  responses to them. Emotions assign values to external  events, which: Motivates action. Organizes action.
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amygdala hippocampus Anatomy of Amygdala
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Kluver-Bucy Syndrome  (Kluver & Bucy, 1937; Weiskrantz, 1956) Following amygdala lesions, animals: Lose their fear of previously threatening  stimuli. Attempt to copulate with members of  another species. Attempt to eat a variety of things that normal  primates find unattractive such as feces and  rocks.
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The amygdala is a key structure in: The assignment of reward value to stimuli. The conditioning of fear to novel stimuli. The self-administration of rewarding brain  stimulation. Direct experimental electrical stimulation of  the amygdala elicits behavioral and  autonomic responses typical of emotional  reactions. Amygdala neurons also respond to complex 
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This note was uploaded on 04/02/2008 for the course PSYCH 340 taught by Professor Ackroff during the Spring '07 term at Rutgers.

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1-30-07 EmotionHO - Cognition: Emotion January 30, 2007...

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