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Abnormal Psychology: An Integrative Approach, 4th Edition, David H. Barlow Chapter 9: Physical Disorders and Health Psychology Chapter 9 Physical Disorders and Health Psychology Abnormal Psychology: An Integrative Approach, 4th Edition, David H. Barlow Chapter 9: Physical Disorders and Health Psychology Physical Disorders and Health: An Overview ? Psychological, Behavioral, and Social Factors ? Major contributors to medical illness and disease ? Examples include genital herpes, AIDS, cancer, cardiovascular diseases ? Psychological Approaches to Health and Disease ? Behavioral medicine – Prevention, diagnosis, treatment of medical illness ? Health psychology – Psychological factors in promotion of health ? DSMIV and Physical Disorders ? Coded on Axis III ? Psychological factors can affect medical conditions Abnormal Psychology: An Integrative Approach, 4th Edition, David H. Barlow Chapter 9: Physical Disorders and Health Psychology How Do Psychological and Social Factors Influence Medical Illness? ? Two Primary Paths ? Psychological factors can influence biological processes ? Behavior patterns may put people at risk for disease ? AIDS is an example of both forms of influence ? 50% of the Leading Causes of Death in the . ? Are linked to behavioral / lifestyle patterns Abnormal Psychology: An Integrative Approach, 4th Edition, David H. Barlow Chapter 9: Physical Disorders and Health Psychology Overview of Stress and the Stress Response ? Nature of Stress ? Stress – Physiological response of an individual ? Stressor – Event that evokes the stress response ? Stress responses vary from person to person ? The Stress Response and the General Adaptation Syndrome ? Phase 1 – Alarm response (sympathetic arousal) ? Phase 2 – Resistance (mobilized coping and action) ? Phase 3 – Exhaustion (chronic stress, permanent damage) Abnormal Psychology: An Integrative Approach, 4th Edition, David H. Barlow Chapter 9: Physical Disorders and Health Psychology ? The Biology of Stress ? Stress activates the sympathetic nervous system ? Neuromodulators amp。 neuropeptides – Like neurotransmitters ? Stress activates the HPA axis, producing cortisol ? The relation between the hippocampus and HPA activation ? Function of the Hippocampus in HPAStress Response Cycle ? Hippocampus – Limbic system, responsiv