PSYB64H3 Chapter 14: Chapter 14 Textbook Notes
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Emotion = has 2 major components j physical sensation (quick heartbeat) and a conscious subjective experience/feeling (scared) Emotions usually show valence = positive/attractive or negative/aversive reaction to object/event. Charles darwin studied facial expressions in humans/primates j concluded that emotional expression much have evolved. Advantages of emotion = contribution of general arousal to trigger response: can also be a disadvantage because when emotions are too high, response can be affected j e. g. being really stressed out and do bad on exam. Emotions manage approach/withdrawal behaviours to environmental stimuli j advantage for survival. Emotions enhance our communication j nonverbal communication = use of facial expressions, gestures, and body language to communicate ideas/feeling. Humans pay most attention to facial expressions j mostly in the eyes. kkl ly with each other) facial nuclei receives input from primary motor cortex in precentral gyrus of frontal lobe and from several subcortical motor areas.
