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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 A

Explanation

A. Avoid alcoholic beverages. – Correct Answer. Alcohol can lower the seizure threshold and interfere with antiepileptic medications.

B. Take tub baths instead of showers. – Incorrect. Showers are safer because a seizure in a bathtub increases the risk of drowning.

C. When the seizures stop, discontinue the medication. – Incorrect. Antiepileptic drugs should not be stopped abruptly, even if seizures are well controlled.

D. Continue to take OTC medications as needed. – Incorrect. Some OTC medications can interact with antiepileptic drugs, so a healthcare provider should be consulted before use.

A. Give potassium intravenously. B. Administer D5 NS with the insulin drip. C. Administer 3% NS at 200ml/hr D. Expect the insulin drip to be discontinued.

Correct Answer is B

Explanation

A. Give potassium intravenously. – The potassium level is 3.7 (within normal range 3.5–5.0), so potassium is not needed yet.

B. Administer D5 NS with the insulin drip. – Correct Answer. Once glucose drops to ≤200 mg/dL, dextrose is added to prevent hypoglycemia while continuing insulin to correct ketoacidosis.

C. Administer 3% NS at 200 mL/hr. – Hypertonic saline is used for severe hyponatremia, which is not the case here.

D. Expect the insulin drip to be discontinued. – The insulin drip is not discontinued until ketoacidosis has fully resolved (when HCO3 > 18, pH > 7.3, and anion gap normalizes).

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

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The nurse preparing a patient with a seizure disorder for discharge. Which of the following should the nurse include as part of the discharge teaching plan?

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Explanation

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Correct Answer is B

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