PSYCH 3313 Lecture Notes - Lecture 33: Posttraumatic Stress Disorder, Obsessive–Compulsive Disorder, Locus Coeruleus
Document Summary
Lecture: december 5: defined by strong negative emotion arising from anticipation of danger, diffuse apprehension, vague point of stress, feelings of uncertainty or unsettled concern. Anxiety has some benefits: warns of danger and activates fight-or-flight response, elevated heart rate, blood pressure, blood glucose and adrenalin release aid in survival. Types of anxiety disorders: specific phobias, generalized anxiety disorder, obsessive compulsive disorder (ocd, panic attack/panic disorder, post-traumatic stress disorder (ptsd, often co-morbid with mood disorders or substance abuse disorders; may worsen or mask symptoms. Pharmacotherapy: anxiolytics: medication that relieves anxiety, these drugs may include sedative-hypnotics, producing sedation to sleep to unconsciousness, cns depressants are a large class of compounds that include barbiturates, benzodiazepines and the most common depressant of all alcohol. Fear vs. phobia: fear = normal response to genuine fear, phobia = marked and persistent fear that is excessive or unreasonable, cued by presence or anticipation of specific object or situation.