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Which of the following best describes a clinical manifestation of polycythemia vera?

peripheral edema

an elevated white blood cell count

orthopnea

an elevated hemoglobin

Answer and Explanation

The Correct Answer is D

A. Peripheral edema is more common in heart failure, not polycythemia vera.

B. WBCs may be elevated, but RBC overproduction is the defining feature.

C. Orthopnea is associated with heart failure, not polycythemia vera.

D. Elevated hemoglobin is a hallmark of polycythemia vera due to excessive RBC production.

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Correct Answer is C

Explanation

A. Leave the television on as a distraction – Noise and distractions can increase anxiety and confusion in some patients.

B. Limit patient physical activity – Regular exercise is essential to maintain mobility and prevent muscle atrophy.

C. Provide patient supervision – Clients with Parkinson’s disease are at high risk for falls due to muscle rigidity and balance difficulties. Supervision ensures safety and helps prevent injuries.

D. Speak loudly to the patient – Parkinson’s does not typically cause hearing loss. Speaking clearly and slowly is more effective than speaking loudly.

A. 8 hr B. 6 hr C. 4 hr D. 2 hr

Correct Answer is C

Explanation

A. 8 hr – Incorrect. RBC transfusions must not exceed 4 hours due to the risk of bacterial growth and hemolysis.

B. 6 hr – Incorrect. Blood products should be infused within a maximum of 4 hours to prevent complications.

C. 4 hr – Correct Answer. The maximum infusion time for packed RBCs is 4 hours to reduce the risk of bacterial contamination and infection.

D. 2 hr – Incorrect. While blood is often infused within 2 hours, the maximum safe limit is 4 hours.

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Which of the following best describes a clinical manifestation of polycythemia vera?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is providing teaching to the family of a patient who has Parkinson's disease. Which of the following information should the nurse include in the teaching?

Correct Answer is C

Explanation

A nurse is planning care for a patient who is to receive packed RBCs. The nurse should plan for the total infusion time to not exceed which of the following?

Correct Answer is C

Explanation

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