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HESI LPN · HESI LPN Pharmacology · HESI CNS Drugs Pharmacology PDF

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

A 62-year-old retired small business owner has had slowly increasing intraocular pressure bilaterally. You start him on drug used to treat his open-angle glaucoma, which also happens to cross the blood–brain barrier better than other drugs in its class. Which of the following drugs is this?

A. Echothiophate
B. Edrophonium
C. Neostigmine
D. Physostigmine

Expert Explanatory Rationale

Correct Answer: Physostigmine

Question 2 of 5

The psychotic symptoms most benefited by neuroleptic drugs are

A. Judgment and memory impairment
B. Loss of insight and volition
C. Hallucinations, delusions, and aggression
D. Apathy and social withdrawal

Expert Explanatory Rationale

Correct Answer: Hallucinations, delusions, and aggression

Question 3 of 5

Overdose of which of the following drugs causes excessive cardiac stimulation:

A. A fluoroquinolone antibiotic
B. Sulfonylurea drugs
C. Insulin
D. Levothyroxine

Expert Explanatory Rationale

Correct Answer: Levothyroxine

Question 4 of 5

Characteristics of nondepolarizing neuromuscular blockade include which one of the following?

A. Block of posttetanic potentiation
B. Histamine blocking action
C. Poorly sustained titanic tension
D. Significant muscle fasciculations during onset of block

Expert Explanatory Rationale

Correct Answer: Poorly sustained titanic tension

Question 5 of 5

Four patients with chronic low back pain are being considered for treatment with a centrally acting analgesic. Tapentadol is the agent being considered for use. Which of the following challenging patients would best benefit from this agent?

A. A 21-year-old man with AIDS and end-stage liver disease
B. A 30-year-old woman with multiple sclerosis and hepatitis
C. A 34-year-old man with renal insufficiency and moderate back pain
D. A 45-year-old man with metastatic liver cancer to lungs brain and bone

Expert Explanatory Rationale

Correct Answer: A 34-year-old man with renal insufficiency and moderate back pain

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