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Emotions, Stress, Aggression - Coggle Diagram
Emotions
facial expression
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Paul Ekman 7+1 :
anger, sad, happiness, fear, disgust, surprise, contempt, embarrassment
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brain
Paper circuit :
hippocampus, mammilary body of hypothalamus, anterior thalamus, cingulate gyrus
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case
Kluver-Bucy syndrome
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symptoms :
- psychic blindness
- hyperorality
- hypersexuality
- hypermetamorphosis
- emotional changes (extraordinary taming effect : no fear and anger)
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Stress
disease
GAS (general adaptation syndrome)
- alarm : 尋找對抗資源
- adaptation/resistance : 對抗壓力
- exhaustion : 資源耗竭
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hormonal paths :
- hypothalamus > sympathetic NS > fight or flight > adrenal medulla > epinephrine & NE
- hypothalamus > anterior pituitary > ACTH > adrenal cortex > cortisol
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Aggression
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male rats :
castration > decrease aggression
testosterone > increase aggression
female rats : no effect