Class Notes (807,646)
Canada (492,772)
Psychology (7,610)
PSYB64H3 (93)
Lecture 10

PSYB64 Lecture 10.docx

7 Pages
Unlock Document

University of Toronto Scarborough
Elizabeth Page- Gould

PSYB64 Lecture 10 “Emotion, aggression, and stress”  Emotions Theories of Emotion Biological Correlates of Emotion  Aggression Genetics and Aggression Brain structures and aggression Biochemistry and aggression  Stress Physical and Psychological Responses to Stress Stress, The Immune System, and Health EMOTIONS  Emotions are difficult to study? Why? Include range of Observable behaviours Expressed feelings Changes in body states  The Evolution of Emotion Adaptive advantage of emotions for our ancestors Contributing to general arousal Manage approach and withdrawal behaviors Help us communicate nonverbally Controlling facial expression  Facial nerve (cranial nerve VII) and trigeminal nerve (cranial nerve V)  Upper third controlled differently than lower two thirds  Pathways – motor cortex (voluntary expression) and subcortical system (spontaneous expression) The Expression and Recognition of Emotion Biological Influences on Emotional Expression Universality of emotions by Ekman Basic expressions common across cultures: happiness, surprise, disgust, sadness, fear, contempt, anger, embarrassment No specific training seems to be required to identify them Other expressions seem to be a blending of these Universal emotions in faces  Disgust  Anger  Fear  Sadness  Happiness  Surprise Facial Expression of Emotions in Nonhuman Primates Environmental Influences on Emotion  Presence of others influences intensity of emotional expression Eg: people make more intense facial expressions in response to odors when in a group as opposed to when they are alone  Can we Spot a Liar?  Ways liars slip up  Polygraph – unreliable  Functional MRIs may be used to detect changes in brain activation during lying THEORIES OF EMOTION 1. James-Lange Theory 2. Cannon-Bard Theory 3. Schachter-Singer Theory 4. Contemporary Theories of Emotion  James-Lange Theory Physical states of each type of feeling are highly distinct and we are capable of labeling these states as separate feelings Capilano Canyon study Facial feedback hypothesis Fig. 1the 3 theories of emotion BIOLOGICAL CORRELATES WITH EMOTION  The Autonomic Nervous System Flight or fight response ANS produces different patterns of arousal during different emotional states  The Amygdala First, some anatomy…next slide Klüver-Bucy Syndrome Role of amygdala in identification and expression of emotion “Fear circuit” involving the amygdala Damage to the Amygdala Affects the Processing of Fe
More Less

Related notes for PSYB64H3

Log In


Don't have an account?

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.