Week 7

Question 1

OCD DSM-5

Answer 1

obsessions and/or compulsions
obsessions or compulsions are time consuming or cause clinically significant distress or impairment

Question 2

BDD DSM-5

Answer 2

preoccupation with a perceived defect or markedly excessive concern over a slight defect in appearance
performed repetitive behaviours or mental acts in response to appearance concerns
preoccupation not restricted to concerns about weight or fat

Question 3

Hoarding disorder DSM-5

Answer 3

persistent difficulty discarding or parting with possessions, regardless of their actual value
perceived need to save items and distress associated with discarding
symptoms result in accumulation of a large number of possessions that clutter active living spaces of the home or workplace to the extent that their intended use is compromised unless others intervene

Question 4

Key brain regions for OCD and related disorders

Answer 4

OFC
caudate nucleus
anterior cingulate

Question 5

Acute stress disorder

Answer 5

similar symptoms to PTSD with shorter duration (9+ PTSD/dissociative symptoms)
3 days to 1 month post trauma

Question 6

PTSD symptom categories

Answer 6

1. intrusively re-experiencing traumatic events
2. avoidance of stimuli
3. other signs of mood and cognitive changes
4. increased arousal and reactivity

Question 7

Variables predicting someone’s trauma reaction

Answer 7

single event versus multiple traumas
interpersonal//intentional versus non-interpersonal traumas
age at which trauma experienced

resilience, post traumatic growth differences following same event

Question 8

PTSD DSM-5

Answer 8

exposure to traumatic event
at least one intrusion symptom (memories, dreams, flashbacks)
at least one avoidance symptom
at least 3 (2 in children) negative cognitive/mood alterations beginning after trauma (can’t remember important aspect of trauma, negative belief about self or world, excessive self blame, pervasive negative emotional states)
at least 3 (2 in children) alterations in arousal and reactivity that began or worsened after the trauma (irritable/aggressive behaviour; self-destructive behaviour; hypervigilance)

Question 9

ASD DSM-5

Answer 9

exposure to traumatic event
at least 9 symptoms began or worsened since trauma and lasted 3-31 days: intrusion symptoms, negative mood, dissociative symptoms, avoidance symptoms, arousal symptoms

Question 10

Common risk factors: PTSD and other ADs

Answer 10

genetic
overactive amygdala
childhood exposure to trauma
selective attention
neuroticism
negative affectivity

Question 11

PTSD unique factors

Answer 11

severity and type of trauma
neurobiological: smaller hippocampal volume
avoidance coping, dissociation, memory suppression

Question 12

Cognitive processing therapy

Answer 12

help victims of rape and childhood sexual abuse dispute tendencies towards self blame