Abnormal Week 5 Flashcards
OCD is uniquely associated with what risk
mortality - natural and unnatural causes
suicide ideation and attempts
OCRD related disorder features
repetitive thoughts and behaviors and inability to resist impulses and urges
obsessive-compulsive disorder OCD
is a chronic disorder where the mind is flooded with persistent and uncontrollable thoughts (obsessions) and the individual is compelled to repeat certain acts again and again (compulsions), suffering significant distress and interference with everyday functioning
descriptive statistics of who OCD affects
- affects women and men equally
- can occur in children but typical onset is 20
- developing OCD later in life is very rare
The obsessive-compulsive and related disorders
types
body dysmorphia
hoarding disorder
trichotillomania (hair pulling)
excoriation (skin picking)
what is a compulsion
a repetitive behaviour or mental act that a person feels driven to perform to reduce the distress caused by obsessive thoughts or to prevent some calamity from occurring
- typically done in order to decrease the anxiety associated with an obsession
three “multipliers” that increase the intensity and frequency of compulsive checking are:
1) sense of personal responsibility
2) probability of harm if checking does not take place
3) predicted seriousness of harm
behavioural accounts of compulsions consider them as _______
learned behaviours reinforced by fear reduction
in addition to reducing fear, what else can compulsion result from (based on behavioural accounts)
memory deficits in non-verbal communication
- harder to distinguished between an imaginary and actual behaviour
the ability to remember events and experiences
retrospective memory
the ability to look forward to remember at the right place or time to perform an intended action
prospective memory
difference between normal individuals and OCD individuals when it comes to unwanted thoughts
they both have them but the normal people can ignore or dismiss unwanted thoughts but individuals with OCD interpret these thoughts as having great concern and feel cpmplusions to counteract the unwanted thoughts
a cognitive theory of obsessions
unwanted intrusive thoughts are the roots of obsessions and that obesessions often involve catastropihic misinterpretations of the importance and significance of negative intrusive thoughts
Rachman’s thought-action fusion involves what two beliefs
- the mere act of thinking about unpleasent events increases the perceived likelhood that they will actually happen
- at a moral level, thinking something unpleasent is the same as actually having carried it out
the role of genetics in OCD
some evidence of genetic predisposition can effect people 9
brain activation in OCD patients
abnormal brain activation in early phase of OCD and long term persistence of OCD may result in the decline of cognitive function
enhanced activation of the ______ has been found in clients with OCD
basal ganglia
psychoanalystic theory of OCD
obsessions and compulsions are viewed as resulting from instinctual, sexual, or aggressive forces that are not under control becaus of overly harsh toilet training –> fixation at the anal stage
- struggle between id and defence mechanisms
ex: resit urge to soil and become compulsively neat, clean, and orderly