PSYCH 2AP3 Lecture Notes - Lecture 5: Chorea, Behaviour Therapy, Classical Conditioning

• School: McMaster University
• Department: Psychology
• Course: PSYCH 2AP3
• Professor: Richard B Day

Document Summary

Trichotillo(cid:373)a(cid:374)ia: co(cid:373)pulsi(cid:448)ely pulli(cid:374)g out of o(cid:374)e(cid:859)s (cid:449)hole hair. Obsessive-compulsive disorder (ocd: obsession is a thought that cannot go away and compulsion is an action, narrow range of compulsion behaviour, hand washing: excess washing that causes physical damage. Dsm-5 criteria: obsessions; persistent, intrusive thoughts, urges or images that cause anxiety or distress in most individuals, and that the individual tries to ignore, suppress or neutralize. For adult ocd, male = females: usually starts in adolescence, early in adulthood (can begin to show in childhood) Comorbidity: depression is the most common comorbid condition, 10x more common in ocd than in population generally. 33% of ocd patients have mdd when evaluated: mmd: major depression disorder. Symptoms: ritualistic & repetitive behaviours: compulsion in ocd. Classical conditioning of fear: when the environmental event happens again, they have anxiety and use repetitively to feel safer. I(cid:374)di(cid:448)idual(cid:859)s o(cid:448)er behaviour is in response to some inner conflicts.