Psychology 3228 Lecture Notes - Lecture 8: Sensory System, Frequency-Dependent Selection, Extraversion And Introversion

• School: Western University
• Department: Psychology
• Course: Psychology 3228
• Professor: Scott Mac Dougall- Shackleton

Document Summary

Sex differences in risk-taking, violence and mortality. Why perform particular behaviours at particular times: endogenous and exogenous biological rhythms, motivational factors. Cognition is motivated, evolutionists argue that emotions fulfil this crucial motivational role. William james: argued that internal state generated by viscera. Gut feelings" monitored by mind to lead to change in internal state. Darwin"s 3 principles which emotions are based: serviceable habits: assumed postures and expressions served a function in animals, but were remnants in humans, antithesis: expression of + and emotions occur in pairs. When we try to disguise our emotions we may unconsciously present a posture opposite than how we are feeling: unconscious action: emotions may be displayed without conscious control. Fear social modulation of when emotional expression is appropriate. The universality of emotions is supported by three forms of evidence: comparison with other primates (new guinea ex, cross-cultural studies, amygdala and orbitofrontal cortex activation. Primary emotions exhibited regardless of social context (although expression is socially modulated).