MH 701 Final Exam with precise detailed answers
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How is the amygdala involved in the production of anxiety?
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1. Produces sustained response
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2. Part of the Limbic system, which is responsible for emotional expression, memory,
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learning, & motivation || ||
3. attaching significance to stimuli
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What are the neurotransmitters involved in depression?
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Serotonin (low) ||
Dopamine (low) ||
Norepinephrine (low) ||
*critical for mood regulation || || ||
What neurotransmitters are involved in 1st gen & 2nd gen antipsychotics?
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1st: Dopamine
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2nd: Dopamine & Serotonin (broader therapeutic effect)
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What do 1st gen antipsychotics block?
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BLOCK D2 receptors- reduces dopaminergic activity which is linked to antipsych symptoms
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,2
What are inducers?
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substance that increases metabolism which decreases another substances serum levels &
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efficacy
What is pharmacodynamics? What is pharmacokinetics?
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D: what the drug does to the body
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K: what they body does to the drug (metabolize/eliminate)
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What is a common mistake leading to an unsuccessful antidepressant drug trial?
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Too low dosage for too short of a time
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What is the Black Box Warning for antidepressants?
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risk of suicidality (*especially in younger patients=careful monitoring)
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What is something to educate patients about in terms of antidepressants?
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Expected timeline for antidepressants effects is 4-6 weeks which manages patient
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expectations.
What is the MOA of SSRI's & SNRI's?
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they inhibit the reuptake of S & NE, this increases their availability in the synaptic cleft.
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, 2
What is discontinuation syndrome?
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Occurs with abrupt cessation of SSRI's, characterized by flu-like symptoms & irritability
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*drugs with short-half life
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Which SSRI is associated with the highest risk of discontinuation syndrome?
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Paroxetine
Which SSRI has an indication for the Tx of bulimia to decrease binging patterns?
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Fluoxetine (*FDA approved) || ||
What sexual side effects can SSRIs cause? What are possible interventions?
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decreased libido / Bupropion || || ||
Which of the SSRI's is highest risk of drug to drug interactions d/t CYP enzymes?
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fluoxetine, fluoxetine, & paroxetine || || ||
What is the MOA of TCAs?
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Block NE and serotonin transporter site = increased NE & S in synaptic cleft
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