15.5 Obsessive-Compulsive and Related Disorders

Question 1

Obsessive-compulsive and related disorders

Answer 1

group of overlapping disorders listed in the DSM-5 that

involves intrusive, unpleasant thoughts and/or repetitive behaviors

Question 2

obsessive-compulsive disorder (OCD)

Answer 2

characterized by the tendency to experience intrusive and unwanted thoughts and urges (obsession) and/or the need to engage in repetitive behaviors or mental acts (compulsions) in response to the unwanted thoughts and urges

Question 3

body dysmorphic disorder

Answer 3

involves excessive preoccupation with an imagined defect in physical appearance

Question 4

hoarding disorder

Answer 4

characterized by persistent difficulty in parting with possessions, regardless of their actual value or usefulness

Question 5

orbitofrontal cortex

Answer 5

area of the frontal lobe involved in learning and decision-making