Maryville university: NURS 661: Exam 3 Study Guide
What area of the brain is most often linked to violence among patients?(Ans- Prefrontal- cortex
Which personality disorder is often associated with self-harming behavior?(Ans- BPD
What brain structure controls circadian rhythm?(Ans- Suprachiasmatic nucleus, located in the hypothalamus
What percentage of patients with borderline personality disorder ends their lives by suicide?(Ans- 10 or lower
What is an obsession?(Ans- intrusive thoughts
What is a compulsion?(Ans- irrational behavior performed repeatedly
How would these (obsession and compulsion) present in a case scenario (Hoarding) (Ans- Characterized by acquiring and not discarding things deemed to be of little to no value; was originally considered a subtype of OCD, but now considered its own diagnostic entity
Epidemiology of obsession and compulsion (Hoarding (Ans- ~2-5% of population, some research shows prevalence as high as 14%
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Etiology of compulsion and obsession (Hoarding) (Ans- 80% of hoarders with one 1st degree relative
Biological of compulsion and obsession (Hoarding) (Ans- lower metabolism in the posterior cingulate cortex and occipital cortex or hoarders, may account for cognitive impairments, such as attention and decision-making deficits
Genetics of compulsion and obsession (Hoarding) (Ans- link between hoarding behavior and markers on chromosome 4q, 5q, 17q; another study found COMT gene on chromosome 22q11.21 might contribute to susceptibility
What is self harm?(Ans- Self-harm is a form of mutilation while suicide is the deliberate act of taking one's own life.
Know which medication has been linked to reducing suicidal ideation among patients (Ans- Lithium
Understand what lethality means (Ans- the capacity to cause death or serious harm or damage.
who are the patients with the highest lethality?(Ans- Narcissists
What compulsion is most commonly seen in patients with OCD?(Ans- Checking 63% Washing 50% Counting 36%
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