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HESI LPN · HESI LPN Pharmacology · HESI Pharmacology of CNS Drugs

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

After a few weeks on a drug, a patient reports profound thirst and the production of copious volumes of clear (diluted) urine each day. Which of the following drugs is most likely responsible for the signs and symptoms?

A. Diazepam
B. Fluoxetine
C. Haloperidol
D. Lithium

Expert Explanatory Rationale

Correct Answer: Lithium

Question 2 of 5

Anti-psychotic drugs produce the following side effects EXCEPT:

A. Parkinsonism
B. Tardive dyskinesia
C. Hypertension
D. Galactorrhea

Expert Explanatory Rationale

Correct Answer: Hypertension

Question 3 of 5

Acarbose is an inhibitor of the following enzyme:

A. Phosphodiesterase
B. α-glucosidase
C. Cyclo-oxygenase
D. Cholinesterase

Expert Explanatory Rationale

Correct Answer: α-glucosidase

Question 4 of 5

Which of the following medications would most likely exacerbate a preexisting seizure disorder?

A. Venlafaxine
B. Trazodone
C. Bupropion
D. Paroxetine

Expert Explanatory Rationale

Correct Answer: Bupropion

Question 5 of 5

Morphine is useful in treatment of:

A. Acute abdominal pain
B. Head injury
C. Bronchial asthma
D. Neurogenic shock

Expert Explanatory Rationale

Correct Answer: Acute abdominal pain

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