Chapter 18 Brain Mechanisms of Emotion

Chapter 18 Brain Mechanisms of Emotion - Brain Mechanisms...

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Brain Mechanisms of Emotion Chapter 18
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• Emotional experience – Feelings • Emotional expression – Stereotyped motor responses
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Cross-cultural recognition of facial expressions
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Theories of emotion James-Lange theory – We experience emotion in response to physiological changes – You feel sad because you cry Cannon-Bard theory – Emotions can be experienced without physiological changes – You don’t have to cry to feel sad
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Unconscious emotion Conditioning – Picture of angry face paired with aversive stimulus (mild electric shock or unpleasant sound) – Resulted in increased skin conductance (sweating) when angry faces shown after conditioning Testing – Picture of angry face masked by expressionless face – Unaware of angry face, but still increased sweating
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The Limbic system links the cortex and the hypothalamus
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Frontal Cortex • Function of frontal cortex: – Selection, planning and execution of appropriate behavior in social context – Frontal cortex integrate complex information from sensory
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Chapter 18 Brain Mechanisms of Emotion - Brain Mechanisms...

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