ATI RN
ATI RN Pharmacology 2019 Exam 6 Questions
Extract:
Question 1 of 5
A nurse is providing discharge teaching about warfarin to a client who has deep-vein thrombosis. The nurse should instruct the client to obtain which of the following laboratory tests monthly?
Correct Answer: C
Rationale: The correct answer is C: INR. The client on warfarin therapy for deep-vein thrombosis requires regular monitoring of their INR levels to ensure the medication is within the therapeutic range for preventing blood clots. Platelet count (
A) assesses clotting ability, aPTT (
B) is used for heparin monitoring, and fibrinogen (
D) measures clot formation, not warfarin effectiveness. Monthly INR monitoring is crucial to adjust warfarin dosage and prevent complications.
Question 2 of 5
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Question 3 of 5
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Question 4 of 5
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Question 5 of 5
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