Lecture 3 - OCD and other related disorders

Question 1

List the functional consequences of excoriation.

Answer 1

• Social and occupational impairment
• tissue damage, scarring, inflammation
• antibiotics for inflammation, may need surgery

Question 2

List the functional consequences of trichotillomania.

Answer 2

• social and occupational impairment
• muscular-skeletal problem
• Dental damage
• trichophagia
• Blepharitis

Question 3

What are the diagnostic criteria for OCD?

Answer 3

Obsessions
Compulsions
Excessiveness recognised by individual
Time consuming
Affects social relationships
Causes marked distress

Question 4

Use the cognitive model of OCD to explain how OCD is maintained.

Answer 4

Trigger -> obsession -> anxiety -> compulsion -> relief (Safety behaviours)

Due to the lack of interventions at the various stages, OCD is maintained.

Question 5

Defined classical conditioning and outline 3 lines of evidence as to why this is an incomplete explanations for the formation of phobias.

Answer 5

Classical condition is the repeated pairing if a neutral stimulus and a unconditioned stimulus till the conditioned stimulus could elicit a conditioned response.

• Social learning theory
• Innate fear for evolutionary perspectives
• inability in recalling the traumatic event that caused this fear

Question 6

Use Veale’s BDD model to explain how BDD is maintained.

Answer 6

Look -> distorted image -> increased self-focus -> heightened awareness -> maintainence

Example: Mary saw her image, sees distorted self, feels conscious, constantly looking in mirror and cycle repeats.