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HESI LPN · HESI LPN Pharmacology · LPN Pharmacology Across the Lifespan ATI

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

A 39-year-old man with chronic back pain from a spinal cord injury has a pain medication pump placed in his body. Unfortunately, meperidine was placed in the pump instead of the usual medication—morphine. Which of the following effects is possible as a result of this mistake?

A. Cough
B. Diarrhea
C. Neurotoxicity
D. Pain relief

Expert Explanatory Rationale

Correct Answer: Neurotoxicity

Question 2 of 5

A patient requires a high dose of a new antihypertensive medication because the new medication has a significant first-pass effect. What does this mean?

A. The medication must pass through the patient's bloodstream several times to generate a therapeutic effect.
B. The medication passes through the renal tubules and is excreted in large amounts.
C. The medication is extensively metabolized in the patient's liver.
D. The medication is ineffective following the first dose and increasingly effective with each subsequent dose.

Expert Explanatory Rationale

Correct Answer: The medication is extensively metabolized in the patient's liver.

Question 3 of 5

Who of the following may NOT take a verbal or telephone order from a physician?

A. the LPN
B. the Nurse-Trainer
C. an RN
D. authorized direct care staff

Expert Explanatory Rationale

Correct Answer: authorized direct care staff

Question 4 of 5

You notice the medication(s) you are administering to one of the individuals you are authorized to medicate are different in size, shape or color from what you are familiar with for this individual. What should you do?

A. Match the required information on the medication container against the MAR and then call the nurse for direction before administering the medication.
B. Look up the medication on the provided medication information sheets or book to make sure you have the right medication and then administer it.
C. Give the medication and make a note of the difference in size, shape, or color for the nurse to review when she or he next visits.
D. Talk to one of the other authorized direct care staff to see if the medication is the right one.

Expert Explanatory Rationale

Correct Answer: Match the required information on the medication container against the MAR and then call the nurse for direction before administering the medication.

Question 5 of 5

A 59-year-old man with multiple organ system failure and sepsis is treated with multiple medications, including gentamicin. Unfortunately, because of an error in the pharmacy, the patient is given a dose of daptomycin. Over the next few hours, the patient becomes tachypneic and develops a fever of 103°F. What is the most likely rationale for this response?

A. Atrial fibrillation
B. Cardiac arrest
C. Inactivation of surfactant
D. Pulmonary embolus

Expert Explanatory Rationale

Correct Answer: Inactivation of surfactant