Notes: 1. Exam corrections and assignment 3 due Thursday. 2. Last exam – last day of class 3. Chapter 24 reading assignment - pgs. 704 - 707
Human Neuropsychology (486 / 686) Lecture Chapter 20 “Emotion” . 2
Feeling Emotion Six basic emotional expressions: Sadness Happiness, Surprise, Fear, Anger, Disgust
What is Emotion? Four behavioral components of emotion Physiology Distinctive motor behavior Self-reported cognition Unconscious behavior
Historical Views: Investigating the Anatomy – diencephalon and affective responses The Emotional Brain – Papez Cortical Connections of Emotion – Klüver Bucy Syndrome, Psychosurgery
Studies in Normal Subjects Production of Affective Behavior – facial expression Perception of relevant stimuli – vision, audition Personality differences
Brain Circuits for Emotion Amygdala and Prefrontal cortex especially important
Neuropsychological Theories of Emotion Damasio’s Somatic Marker Hypothesis - When confronted with a stimulus of biological importance, the brain and body change - fundamental to survival necessary for rationale decisions
Neuropsychological Theories of Emotion LeDoux’s Cognitive-Emotional Interactions -
Neuropsychological Theories of Emotion Cognitive Asymmetry and Emotion Right hemisphere more engaged in automatic components of emotion Generates strong emotions Left hemisphere plays a role in the cognitive control of emotion Interprets emotions
Asymmetry in Emotional Processing
Asymmetry in Emotional Processing The Production of Emotional Behavior Left hemisphere – depression, emotional reactions Right hemisphere – indifference, tone of voice
Asymmetry in Emotional Processing
Asymmetry: Temporal Lobe Damage Right temporal lobe – obsessive Left temporal lobe – personal destiny
Social Cognitive Neuroscience Understanding Other’s Actions STS, Premotor cortex Understanding Other’s Mind Frontal lobe, Amygdala, STS cortex The Self and Social Cognition Right frontoparietal network, Cortical midline network Cognitive Control of Emotion prefrontal and cingulate cortex