A nurse is providing education to a client about magnesium oxide. Which of the following statements by the client indicates a correct understanding of magnesium oxide?

I will take magnesium oxide on an empty stomach.

I will take magnesium oxide with my morning coffee.

I will drink a full glass of water with the magnesium oxide.

I will crush the magnesium oxide tablets before taking them.

Answer and Explanation

The Correct Answer is C

Rationale:
A. Taking magnesium oxide on an empty stomach can cause gastrointestinal irritation; it’s best taken with food or water.
B. Coffee can interfere with absorption of some medications and may worsen GI upset; it's not recommended.
C. Drinking a full glass of water helps ensure proper dissolution and absorption of the medication and minimizes GI side effects.
D. Crushing magnesium oxide tablets is not recommended unless specifically directed, as some formulations are meant to be swallowed whole.

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Correct Answer is D

Explanation

Rationale:
A. Increased bowel sounds are more commonly associated with conditions like diarrhea or early bowel obstruction, not hypokalemia.
B. Numbness in the feet is more characteristic of peripheral neuropathy or hypocalcemia, not a typical early sign of hypokalemia.
C. A positive Trousseau's sign indicates hypocalcemia, not hypokalemia.
D. Reports of fatigue are a common and early manifestation of hypokalemia due to muscle weakness and decreased cellular function resulting from low potassium levels.

A. Hypoactive bowel sounds B. Skeletal muscle weakness C. Tingling of the lips D. Decreased deep-tendon reflexes

Correct Answer is C

Explanation

Rationale:
A. Hypoactive bowel sounds are more commonly associated with hypercalcemia or other electrolyte imbalances like hypokalemia.
B. Skeletal muscle weakness is a sign of hypercalcemia, not hypocalcemia.
C. Tingling of the lips (paresthesia) is a classic symptom of hypocalcemia, often accompanied by numbness and tingling in the fingers and around the mouth.
D. Decreased deep-tendon reflexes are associated with hypercalcemia; hypocalcemia typically causes increased neuromuscular excitability, such as hyperactive reflexes and muscle cramps.

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A nurse is providing education to a client about magnesium oxide. Which of the following statements by the client indicates a correct understanding of magnesium oxide?

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Naxlex Comprehensive Predictor Exams

A nurse in a provider's office is collecting data from a client who takes furosemide daily for heart failure. Which of the following findings is a manifestation of hypokalemia?

Correct Answer is D

Explanation

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Correct Answer is C

Explanation

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