A nurse is preparing to administer a daily dose of warfarin to a client. Which of the following laboratory values should the nurse check prior to administration?

WBC

INR

Platelets

АPTT

Answer and Explanation

The Correct Answer is B

A. WBC: White blood cell count is unrelated to warfarin therapy.
B. INR: Warfarin’s anticoagulant effect is monitored using the International Normalized Ratio (INR). A therapeutic INR range is typically 2–3 for most indications.
C. Platelets: While platelets are important for overall clotting, INR is the specific measure for warfarin.
D. APTT: Activated partial thromboplastin time (APTT) is used to monitor heparin, not warfarin.

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Correct Answer is A

Explanation

A. Tinnitus: Gentamicin is an aminoglycoside antibiotic that can cause ototoxicity, which includes symptoms such as tinnitus (ringing in the ears).
B. Tachycardia: This is not a typical adverse effect of gentamicin.
C. Polyuria: Gentamicin does not commonly cause increased urine output.
D. Photophobia: This is not a known side effect of gentamicin.

A. Administer naloxone. B. Monitor amylase and lipase. C. Obtain a chest x-ray. D. Give acetylcysteine.

Correct Answer is D

Explanation

A. Administer naloxone: Naloxone is used for opioid overdoses, not acetaminophen.
B. Monitor amylase and lipase: This is not necessary for acetaminophen overdose.
C. Obtain a chest x-ray: This is unnecessary unless there is suspicion of aspiration or trauma.
D. Give acetylcysteine: Acetylcysteine is the antidote for acetaminophen overdose and helps prevent liver damage.

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A nurse is preparing to administer a daily dose of warfarin to a client. Which of the following laboratory values should the nurse check prior to administration?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is caring for a client receiving gentamicin. For which of the following should the nurse monitor the client?

Correct Answer is A

Explanation

A nurse is assisting in the care of a client admitted for an acetaminophen overdose. Which of the following prescriptions should the nurse anticipate implementing?

Correct Answer is D

Explanation

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