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Question 1 of 5

The nurse is caring for a client taking vancomycin. The nurse anticipates drawing a peak and trough on this client. Which statement regarding peak and trough levels is correct?

Correct Answer: A

Rationale: The peak is drawn 1 hour after infusion to measure maximum concentration, and the trough is drawn just before the next dose to measure minimum concentration.

Question 2 of 5

The nurse has just received the shift report and is preparing to make rounds. Which client should be seen first?

Correct Answer: C

Rationale: The client with shortness of breath is at highest risk for respiratory distress and requires immediate assessment.

Question 3 of 5

A client has been diagnosed with Parkinson disease and has been prescribed levodopa. Which of the following are contraindications to levodopa? Select all that apply.

Correct Answer: A,D

Rationale: Levodopa is contraindicated in narrow-angle glaucoma (
A) due to pupil dilation and melanoma (
D) due to potential tumor activation. Macular degeneration (
B), pregnancy (
C), and cataracts (E) are not contraindications.

Question 4 of 5

A nurse starts an IV medication for a client. It is ordered as IV push, and she pushes the medication slowly over two minutes. The client then becomes restless, complains of chest pain, has difficulty breathing, and becomes cyanotic. The nurse recognizes this is most likely caused by

Correct Answer: D

Rationale: Rapid onset of chest pain, dyspnea, cyanosis, and restlessness after IV push suggests pulmonary embolism, likely from air or thrombus introduced during administration.

Question 5 of 5

A client has been prescribed tetracycline (Sumycin) for Lyme disease. All of the following statements indicate successful client teaching regarding this medication EXCEPT

Correct Answer: A

Rationale: Tetracycline should not be taken with antacids, as they reduce absorption. The other statements are correct: pregnancy is a contraindication, photosensitivity requires sunscreen, and dairy products interfere with absorption.

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