A nurse is evaluating the laboratory results of four clients. The nurse should report which of the following laboratory results to the provider?

A client who has a prescription for heparin and an aPTT of 90 seconds (30-40 seconds).

A client who has a prescription for warfarin and an INR of 2.0 (0.8 to 1.1).

A client who has a prescription for heparin and an aPTT of 65 seconds (30-40 seconds).

A client who has a prescription for warfarin and an INR of 3.0 (0.8 to 1.1).

Answer and Explanation

The Correct Answer is A

A. A client who has a prescription for heparin and an aPTT of 90 seconds (30-40 seconds).: This is significantly elevated and indicates a risk for bleeding, as the therapeutic range for heparin is typically 1.5–2.5 times the normal value.
B. A client who has a prescription for warfarin and an INR of 2.0 (0.8 to 1.1): This is within the therapeutic range for most conditions treated with warfarin (e.g., 2.0–3.0).
C. A client who has a prescription for heparin and an aPTT of 65 seconds (30-40 seconds): This is slightly elevated but still within the therapeutic range for heparin (typically 60–80 seconds).
D. A client who has a prescription for warfarin and an INR of 3.0 (0.8 to 1.1): This is within the therapeutic range for most warfarin indications.

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Free Nursing Study Resources

Correct Answer is C

Explanation

A. Hydrochlorothiazide does not affect heart rate and can be safely given.
B. Lisinopril does not cause bradycardia.
C. Atenolol is a beta-blocker that slows heart rate; withholding is necessary for bradycardia.
D. Aspirin does not influence heart rate and is not contraindicated.

A. Heart rate B. Respiratory rate C. Blood pressure D. Level of consciousness

Correct Answer is B

Explanation

A. Heart rate: While important, it is not as directly impacted by codeine as respiratory rate.
B. Respiratory rate: Codeine is an opioid and can cause respiratory depression. Monitoring respiratory rate is the priority.
C. Blood pressure: Hypotension may occur but is less urgent than respiratory depression.
D. Level of consciousness: Sedation is a possible effect, but respiratory rate takes precedence in monitoring.

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A nurse is evaluating the laboratory results of four clients. The nurse should report which of the following laboratory results to the provider?

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