PSY 2201 Lecture 4: Anxiety, OCD, and Trauma-Related Disorders
Document Summary
Symptoms are just ordinary human experience taken to an extreme. False negatives are more dangerous than false positives. High specificity - only go off when meant to go off. Yiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiikes - paul @ rats and also infinity sometimes. Anxiety is a negative mood state characterized by physical tension and apprehension (worry) over things that might happen in the future. Anxiety is controlled by the behavioral inhibition system (bis) Fear is a basic emotional response to perceived danger occurring right now. Fear is associated with the fight-or-flight response (activation of the sympathetic nervous system) Mechanisms and tests can be sensitive or specific. When it comes to anxiety, over evolutionary time it would have been better to err on the side of sensitivity. The worry is accompanied by 3 or more of the following symptoms: restlessness fatigue difficulty concentrating irritability muscle tension sleep disturbance. But s(cid:455)(cid:373)pto(cid:373)s must cause significant distress or impairment in important life areas.
