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Which of the following is not a risk factor for accidental hypothermia?

Cardiac arrest

Falling through the ice

Head trauma

Drug use

Answer and Explanation

The Correct Answer is A

A. Cardiac arrest: Cardiac arrest is a complication of severe hypothermia, not a risk factor.

B. Falling through the ice: Major risk factor for accidental hypothermia due to immersion in cold water.

C. Head trauma: Impaired thermoregulation in the brainstem can cause hypothermia.

D. Drug use: Certain drugs (e.g., alcohol, sedatives) impair the body’s ability to regulate temperature, increasing hypothermia risk.

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Correct Answer is D

Explanation

A. Constipation: Hypocalcemia causes diarrhea, while hypercalcemia causes constipation.

B. Negative Trousseau’s sign: A positive Trousseau’s sign (carpal spasm during BP cuff inflation) is expected with hypocalcemia.

C. BP of 180/88: Severe hypocalcemia may cause hypotension, not hypertension.

D. Numbness and tingling of the extremities: Hypocalcemia can occur after a total thyroidectomy due to accidental removal or damage to the parathyroid glands. Neuromuscular excitability, including paresthesia (numbness and tingling), tetany, and muscle spasms, are classic signs.

A. Confusion B. Kussmaul's Respirations C. Seizures D. Paresthesia in the extremities

Correct Answer is A

Explanation

A. Confusion: Respiratory acidosis (low pH + high PaCO2) leads to decreased oxygenation of brain tissues, causing confusion, drowsiness, and lethargy.

B. Kussmaul's Respirations: Seen in metabolic acidosis, not respiratory acidosis.

C. Seizures: Seizures are more common with alkalosis (high pH) due to neuronal excitability.

D. Paresthesia in the Extremities: More common in respiratory alkalosis due to calcium shifts.

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Which of the following is not a risk factor for accidental hypothermia?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is caring for a client who had a total thyroidectomy and a low serum calcium level of 7.4 mg/dL. Which of the following findings should the nurse expect?

Correct Answer is D

Explanation

The nurse is reviewing the client's following arterial blood gases: pH 7.33, PaCo2 47, HCO3 24. Which manifestation would the nurse expect the client to be experiencing with this imbalance?

Correct Answer is A

Explanation

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Which of the following is not a risk factor for accidental hypothermia?