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Unformatted text preview: (especially with natural disasters) Biological Diathesis-Stress Model very associated Inherited tendency for anxiety Chronic over arousal/stress HPA axis, stress hormones (may damage part of the brain) Psychological Prior experiences of unpredictable/uncontrollable events o Severe vs. moderate stressors Ex: extreme child abuse increased vulnerability to PTSD with adulthood trauma Ex: frequent moving can be protective to prevent future development of PTSD as adult bc used to stress and can handle it better Social Protective More social support = less likely to develop PTSD o Treatment CBT: Imaginal therapy relive the trauma in a safe environment Gradual re-exposure Decrease intensity of emotion and desensitize to triggers Work on correcting negative cognitions (self-blame) Virtual reality o Re-create the trauma...
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- Spring '08