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HESI LPN · HESI LPN Pharmacology · HESI Drug toxicology

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

An 18-year-old woman is admitted 4 hours after taking 50 paracetamol and 50 x 300 mg aspirin tablets. The following statements are correct:

A. She is likely to be in a grade IV coma

B. Stomach washout is indicated

C. Acetylcysteine should be administered

D. If petechiae and subconjunctival haemorrhages are present, fresh frozen plasma should be administered immediately

Correct Answer: Acetylcysteine should be administered

Question 2 of 5

Delirium tremens:

A. Occurs in approximately 60 per cent of patients withdrawing from alcohol

B. Has a mortality of 5-10 per cent

C. Benzodiazepines are contraindicated

D. Phenytoin should be administered prophylactically to prevent convulsions

Correct Answer: Has a mortality of 5-10 per cent

Question 3 of 5

Ethyl alcohol (ethanol):(Select one that does not apply)

A. The majority of oral ethanol is absorbed from the small intestine

B. Ethanol delays gastic emptying

C. 95 per cent of ingested ethanol is metabolized

D. Ethanol elimination demonstrates first-order kinetics

Correct Answer: Ethanol elimination demonstrates first-order kinetics

Question 4 of 5

The following are clinical signs consistent with heroin (diamorphine) intoxication:(Select one that does not apply)

A. Slurred speech

B. Rapid respiratory rate

C. Hypothermia

D. Pinpoint pupils

Correct Answer: Rapid respiratory rate

Question 5 of 5

The following suspected overdoses are indications for emergency measurement of drug concentration:(Select one that does not apply)

A. Iron

B. Methanol

C. Amitriptyline

D. Salicylates

Correct Answer: Amitriptyline

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