Psychology 2030A/B Lecture Notes - Trait Theory, Posttraumatic Stress Disorder, Heredity

• School: Western University
• Department: Psychology
• Course: Psychology 2030A/B
• Professor: Shauna Burke

Document Summary

Chapter 4: compulsive, obsessive- compulsive, and trauma and stressor related disorders. Activation of the sns triggered by fear or stress: sympathetic nervous system (sns): increases heart rate and respiration, parasympathetic nervous system (pns): slows down the heart rate and respiration (how it works slide found in textbook) Negative reinforcement increases avoidance behaviour and anxiety (in textbook) Developmental age: cognitive development, not actual chronological age. Refer to chart (common fears at various developmental ages) Group of disorders- heighted physical arousal, cognitive distress, and behavioural avoidance of feared objects/situations/events: women tend to have more anxiety disorders than men. Comorbidity: are other disorders associated with anxiety: 57% of people diagnosed with one anxiety disorder also have another anxiety disorder or depression. 31. 2% of american adults will suffer a t some point in their lives. Most common disorder among all age groups. Onset is around age 11 years old. Discrete period of intense fear and physical arousal, which develops abruptly.