Lecture 8 - Psycho-social

Lecture 8 - Psycho-social - PART II. What are the causes of...

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Unformatted text preview: PART II. What are the causes of social inequalities in health? Psycho-social model: Its not just what you know, its who you know (and where you stand in the hierarchy relative to them). Psycho-Social Explanation Originally developed as a residual explanation Since then Marmot and Wilkinsons crusade Individual (psychological and biological) reaction to social conditions Risk (or protective) factors Social support, social capital Work (and underwork): control and autonomy at work, work-family balance, balance between efforts and rewards The relationships between SEP, psycho-social factors and health SEP Psychosocial Factors Biological response Health Emotional Response STRESS Stress and the fight or flight response Activates the sympathetic-adrenomedullary (SAM) system and hypothalamic-pituary-adrenocortical (HPA) axis Both involve the adrenal gland (adrenaline) SAM activation: Release of fibrinogen (blood clotting factor) Increased heart rate and blood pressure Greater blood flow to organs and muscles HPA activation: Release of cortisol Dampens down inflammation Mobilizes reserves of sugars and fats in the bloodstream Utility of the physiological reaction Increases available resources to engage in aerobic, strenous activity....
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This note was uploaded on 03/23/2012 for the course SOCI 309 taught by Professor Smith during the Fall '10 term at McGill.

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Lecture 8 - Psycho-social - PART II. What are the causes of...

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