PSYCH 115 Lecture Notes - Lecture 18: Acute Stress Reaction, Sleep Disorder, Twin Study
Document Summary
Posttraumatic stress disorder and acute stress disorder. Refers to problems that persist for more than one month after the trauma. Acute stress disorder assigned for post-traumatic symptoms lasting less than a month. Most people who undergo traumatic events do not develop ptsd. E. g. , experiencing repeated sexual assault makes an individual 2 to 3 times as likely to develop ptsd. Proximity more likely to develop ptsd if closer to the trauma. Trauma intensity ptsd more likely with severe trauma. Beliefs about uncontrollability and unpredictability of threatening situations. Presence of one or more intrusional symptoms. Persistent avoidance of stimuli associated with traumatic event. Negative alterations in cognitions and mood associated with traumatic event. Marked alterations in arousal and activity associated with the traumatic event. Crf system activates fear and anxiety areas. Imaginal exposure to memories of traumatic event. Psychoanalytic therapy: catharsis = reliving emotional trauma to relieve suffering. Relieve heightened anxiety and panic attacks common to ptsd.
