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HHedlund
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James-Lange Theory
Autonomic arousal and skeletal actions come first
"I am afraid because I run away."
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What are the 3 components of emotion?
- Cognitions - appraise situation
- Actions - leads to appropriate action
- Feelings - leads to feeling an emotion
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What two predictions can be made from the James-Lange theory?
People with weak autonomic/skeletal responses should feel less emotion
Increasing someone's responses should enhance an emotion
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Pure autonomic failure
Output from autonomic nervous system to the body fails either completely or almost completely
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Mobius Syndrome
Unable to move facial muscles to make a smile, but this does not hinder their ability to feel happiness
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Limbic System
Forebrain areas surrounding the thalamus that is critical for emotion
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Insular cortex is activated when..
You see a disgusting picture
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Behavioral Activation System (BAS)
- Activity in the left hemisphere (frontal and temportal lobes)
- Low-Moderate autonomic arousal and tendency to approach anger or happiness
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Behavioral Inhibition System (BIS)
Right Hemisphere associated increasing in attention and arousal, inhibits action, and stimulates emotions such as fear and disgust.
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Turnover
Amount that neurons released and replaced
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Tryptophan hydroxylase
Enzyme that converts tryptophan into serotonin
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Kluver-Bucy Syndrome
Tame and placid characteristics
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Benzodiazepines
- Bind to GABA
- Induces sleepiness, block epileptic convulsions, and impair memory in the thalamus/cerebral cortex
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