RN Comprehensive Online Practice 2019 B with NGN | Nurselytic

Questions 179

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RN Comprehensive Online Practice 2019 B with NGN Questions

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Question 1 of 5

A nurse is caring for a client who is receiving a continuous heparin infusion. Which of the following laboratory tests should the nurse monitor?

Correct Answer: B

Rationale: The correct answer is B: Activated partial thromboplastin time (aPTT). The nurse should monitor aPTT because heparin affects the intrinsic pathway of the coagulation cascade, and aPTT measures the effectiveness of heparin therapy. Monitoring aPTT helps ensure that the client is within the therapeutic range to prevent either clotting or bleeding.

Prothrombin time (PT) (
Choice
A) measures the extrinsic pathway and is used to monitor warfarin therapy, not heparin. International normalized ratio (INR) (
Choice
C) is also used to monitor warfarin therapy, not heparin. Platelet count (
Choice
D) is important to monitor for heparin-induced thrombocytopenia but does not directly assess the effectiveness of heparin therapy.

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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