Class14_Emotion

Class14_Emotion - Outline Human Emotions Emotion Facial...

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1 Emotion Outline • Human Emotions – Facial expressions – Brain mechanisms • Fear conditioning – Learning – Forgetting • Aggression – Testosterone – Monoamine oxidase Darwin and Animal Behavior ! Expression of Emotions in Man and Animals ! In this book, Darwin reported numerous observations in support of the view that the expression of the emotions in humans and animals represents a continuum. ! Indeed, some patterns of expression in humans were regarded as resulting from the inheritance of behaviors that were useful in our ancestors Darwin • Behaviors that appear homologous to emotions observed in many species – Predicted that human emotions should be similar across cultures Figure 15.9 Facial Expression of Emotions in Nonhuman Primates After Darwin • Progress in studying emotions was slow – Lack of tools (especially in humans) – Skepticism that emotions could be studied
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2 How Many Emotions Do We Experience? Paul Ekman Traveled around the world and asked people to identify emotions based on facial expressions Figure 15.3 Universal Facial Expressions of Emotion Figure 15.4 Cultural Differences in Recognizing Facial Expressions of Emotion How Many Emotions Do We Experience? There is cross-cultural similarity in expression production , but there are culture-specific differences in display. Similarities : suggest a genetic component Differences : suggest a environment a component PET Scans and Emotion • An imaging technique used to estimate neuronal activity in the brain Figure 15.15 Brain Regions Involved in Four Emotions (Part 1)
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3 Figure 15.15 Brain Regions Involved in Four Emotions (Part 2) Figure 15.15 Brain Regions Involved in Four Emotions (Part 3) Brain Circuits of Emotions Brain activation during sadness, happiness, anger, and fear show several brain regions
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Class14_Emotion - Outline Human Emotions Emotion Facial...

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