PSYCH 202 Lecture Notes - Lecture 16: Medial Forebrain Bundle, Facial Feedback Hypothesis, Nucleus Accumbens
Document Summary
James-lange: autonomic responses are used as cues for recognition of emotions. Cannon-bard: physical reactions and subjective feelings occur simultaneously and independently. Schachter-singer: physical reactions contribute to general arousal which leads to assessment of feelings based on context. 8 basic emotions: happiness, fear, contempt, embarrassment, anger, sadness, disgust, surprise. Cultural influence: culture teaches us what to do with physiological response. Ex: boys taught not to cry, girls taught not to show rage. When we have an audience - intensified expression. Amygdala plays big role in recognizing and matching negative emotions. Receives input from: lateral nucleus is input point: thalamus: direct input to lateral nucleus - called low road", thalamus: input to sensory cortex and then lateral nucleus - called. Function: cues about things we need to survive, anything biologically relevant. Kluver-bucy syndrome: tameness, extreme sexual behavior, oral exploration. After repeated pairing of cs and us, tone creates same strong response. Bed nucleus of stria terminals (bnst): hormonal response.
