PSY 105 Lecture Notes - Lecture 20: Acute Stress Reaction, Psychoneuroimmunology, Cytokine
13 Dec 2017
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Document Summary
Self-defence: avoidant behaviors to protect from stress. Coronary heart disease - psychological (type a) Psychoneuroimmunology - studies link bw stress, immune system and health. Immune system - organs, tissues, and cells that identify and fight bodily invaders. Cytokines: chronic cortisol drives up cytokine levels, leading to long term inflammation which can contribute to heart disease, stroke, other illness. Lymphocytes - white blood cells, key in fighting bacterial and viral invaders. Behavioral changes in response to stress can affect immune system. Personality traits improve immune system functioning and resilience in dealing w stress. Type c behavior pattern at more risk for cancer. Social support helps to shield from negative effects of stress. Eustress - optimal stress level, promotes physical, psychological health. Inoculation - dealing with small levels of stress to improve functioning in increasing stressful situations. Acute stress disorder - develops during month after traumatic event (2 to 4 weeks)
