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PSYC 1010 - Test 4 Notes (Summer 2011)

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PSYC 1010
Jennifer Steele

PSYC 1010Test 4 NotesChapter 13 Disorders of the Mind and BodyStress Coping and Health Stress is a common everyday event and even minor stressors or hassles can be problematic It is largely a negative emotional state in response to events that we subjectively perceiveStressors are events that are perceived as harmful threatening and challengingBiopsychosocial model belief that physical health and illness are determined by the complex interaction of biological psychological and social factorsHealth Psychology the study of how psychological factors influence health illness and healthrelated behaviorsMajor types of stress include frustration conflict change and pressure Stressful live events include catastrophes life changes and daily hassles Catastrophes are unpredictable and often lead to PostTraumatic Stress Disorder PTSD Response to StressLife Events Approach is not a good predictor of poor physical or mental health does not take account of the persons subjective appraisal and assume changes in good or bad o Social Readjustment Rating Scale SRRS suggests that change is stressfulDaily Hassles Approach on the other hand is a better indicator than the formerConflict Types ApproachApproach AvoidanceAvoidance and ApproachAvoidanceSocial conditions and culture clashes also contribute to stress in one way or another Effects of Stress on Physical HealthDirect Effects of health stress promote changes in body functions and leading to illnessesIndirect Effects of health stress promote behaviors that jeopardize physical wellbeingGeneral Adaptation Syndrome Hans Selye developed a threestage process alarm arousal and mobilization resistive corticosteroids and exhaustionStress hormones are produced by adrenal glands and released by the Sympathetic NS o Acute Stress Adrenal medulla produces catecholamine epinephrine and norepinephrine Increases respiration blood pressure heart rate etc o Prolonged Stress Adrenal cortex produces corticosteroids release stored energy Reduces inflammation and immune system responsesPsychophysiological Illness mindbody illness Stress may also adopt a physiological outlet such as obesity blood clogging etc Distinct from hypochondriasis stress can temporarily suppress the optimal performance of immune systemsEmotional reactions to stress include typical anger fear and sadness Common negative effects of stress include impaired task performance burnout PTSD etc However even stress can be linked to positive effects stimulating personal growth and new strengths o Type A personality ambitious hostile associated with heart disease o Type B personality easygoing not associated with heart diseaseLymphocytes two types of white blood cells that are part of the immune system B lymphocytes form in the bone marrow and combats bacterial infections T lymphocytes form in the thymus and attacks cancer cells viruses as well as foreign objectsPsychoneuroimmunology study of interaction between nervous endocrine and immune systems Stress may lead to immune suppression but chronic stress does more worseImmune suppression can be learned through Pavlovs classical conditioningResponses to stress can involve psychological factors and social factorsPerceived control more control in realism and adaptation decreases stress
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