NCLEX Pharmacology Quiz 25 Neurologic And Psychiatric Drugs
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- 1.
Which group of drugs mimics parasympathetic activity?
- A.
Cholinergic agents
- B.
Anticholinergic agents
- C.
Adrenergic agents
- D.
Antiadrenergic agents
Correct Answer
A. Cholinergic agentsExplanation
Cholinergic drugs mimic the effects of the parasympathetic nervous system. Anticholinergic agents antagonize the parasympathetic nervous system. Adrenergic agents stimulate sympathetic nervous system. Antiadrenergic agents block the effect of the sympathetic nervous system.Rate this question:
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- 2.
Cholinergic agents are used to:
- A.
Produce miosis
- B.
Facilitate neuromuscular blockade
- C.
Synergize neuromuscular blockers
- D.
Facilitate tricyclic activity
Correct Answer
A. Produce miosisExplanation
Miosis is a parasympathetic activity and is therefore the correct choice. B. C and D are incorrect because cholinergic agents are antidotes to neuromuscular blockers and tricyclic antidepressants.Rate this question:
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- 3.
Cholinergics are contraindicated in:
- A.
Tachycardia
- B.
Hypothyroidism
- C.
Hypotension
- D.
Asthma
Correct Answer
D. AsthmaExplanation
Bronchial asthma is a contraindication of cholinergics because administration of cholinergics will cause bronchoconstriction.Rate this question:
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- 4.
Drugs that mimic sympathetic activity are known as:
- A.
Cholinergics
- B.
Anticholinergics
- C.
Adrenergics
- D.
Antiadrenergics
Correct Answer
C. AdrenergicsExplanation
Drugs that mimic the effects of sympathetic activity are known as adrenergics.Rate this question:
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- 5.
Which of the following metabolic effects may be a consequence of administration of adrenergic agents?
- A.
Hypoglycemia
- B.
Metabolic acidosis
- C.
Hyperglycemia
- D.
Respiratory alkalosis
Correct Answer
C. HyperglycemiaExplanation
A. B. and D are incorrect because the effects of insulin are antagonized by adrenaline or adrenergic agents.Rate this question:
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- 6.
Adrenergic blockers are contraindicated in:
- A.
Hypertension
- B.
Pheochromocytoma
- C.
Migraines
- D.
Obstructive airway disease
Correct Answer
D. Obstructive airway diseaseExplanation
Adrenergic blockers tend to cause bronchoconstriction. so are therefore contraindicated in obstructive pulmonary disease.Rate this question:
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- 7.
A side effect of cholinergic administration is:
- A.
Nausea
- B.
Diarrhea
- C.
Increase salivation
- D.
All of the above
Correct Answer
D. All of the aboveExplanation
Cholinergic drugs increase GI activity. causing all of these side effects.Rate this question:
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- 8.
Joseph is child diagnosed with attention deficit disorder. Which of the following drugs is commonly used for his condition?
- A.
Methylphenidate (Ritalin)
- B.
Diethylpropion (Nobesine)
- C.
Phendimetrazine (Adipost)
- D.
Caffeine
Correct Answer
A. Methylphenidate (Ritalin)Explanation
Methylphenidate (Ritalin) is the drug of choice for attention deficit disorder. B and C are commonly used for exogenous obesity. Caffeine is a mild CNS stimulant that is not used for attention deficit disorder.Rate this question:
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- 9.
Amphetamines are included in the category of drugs of abuse because of their ability to:
- A.
Cause nervousness
- B.
Decrease weight
- C.
Raise blood pressure
- D.
Enhance performance
Correct Answer
D. Enhance performanceExplanation
Drugs that produce a desired effect. such as feelings of euphoria and improved performance. tend to be overused and abused. Nervousness. decreased weight. and increased blood pressure are all effects of amphetamine. However. they are considered drugs of abuse because of their ability to enhance performance and produce a euphoric effect.Rate this question:
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- 10.
The nurse would monitor for decreased effect of amphetamines when these drugs are given with:
- A.
Caffeine
- B.
Antidiabetic agents
- C.
Tricyclic antidepressants
- D.
All of the above
Correct Answer
B. Antidiabetic agentsExplanation
Antidiabetic agents tend to decrease the effectiveness of amphetamines. A and C increase the effects of amphetamines.Rate this question:
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Aug 19, 2023Quiz Edited by
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Aug 09, 2017Quiz Created by
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