A nurse is reviewing the laboratory results of a client and notes a calcium level of 7.2 mg/dL. Which of the following findings should the nurse expect?

Decreased bowel sounds

Dry, sticky mucous membranes

Hypoactive deep-tendon reflexes

Numbness of extremities

Answer and Explanation

The Correct Answer is D

A. Decreased bowel sounds: Hypocalcemia typically causes increased neuromuscular excitability, which can lead to increased bowel sounds.
B. Dry, sticky mucous membranes: Dry, sticky mucous membranes are more indicative of dehydration or hypernatremia.
C. Hypoactive deep-tendon reflexes: Hypocalcemia usually causes hyperactive deep-tendon reflexes, not hypoactive.
D. Numbness of extremities: Numbness and tingling in the extremities are common symptoms of hypocalcemia due to increased neuromuscular excitability.

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Correct Answer is A

Explanation

A. Tetany: A calcium level of 8 mg/dL is below the normal range (8.5-10.5 mg/dL) and can cause tetany, which includes muscle cramps, spasms, and positive signs like Chvostek and Trousseau signs.
B. Constipation: Constipation is more commonly associated with hypercalcemia, not hypocalcemia.
C. Negative Chvostek sign: A positive Chvostek sign is expected in hypocalcemia, indicating neuromuscular irritability.
D. Elevated blood pressure: Elevated blood pressure is not specifically associated with hypocalcemia.

A. Increased blood pressure B. Thready pulse C. Dyspnea D. Decreased heart rate

Correct Answer is B

Explanation

A. Increased blood pressure: Hypovolemia typically causes a decrease in blood pressure, not an increase.
B. Thready pulse: A thready pulse is a common sign of hypovolemia due to decreased blood volume.
C. Dyspnea: While dyspnea can occur, it is not as specific as a thready pulse for hypovolemia.
D. Decreased heart rate: Hypovolemia usually causes an increased heart rate as the body tries to compensate for low blood volume.

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A nurse is reviewing the laboratory results of a client and notes a calcium level of 7.2 mg/dL. Which of the following findings should the nurse expect?

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Naxlex Comprehensive Predictor Exams

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