Exam 2 Study Guide
Abnormal Psychology Study Guide Lesson 6 – Trauma and Stressor-Related Disorders Posttraumatic Stress Disorder (PTSD) DSM-5 Symptom Clusters: PTSD symptoms are grouped into four clusters: intrusion (re-experiencing trauma via intrusive memories, nightmares, flashbacks)​pmc.ncbi.nlm.nih.gov, avoidance (efforts to avoid trauma-related thoughts, feelings, or reminders)​pmc.ncbi.nlm.nih.gov, negative alterations in cognition and mood (e.g. persistent…