Questions 9

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Fluid and Electrolytes ATI Questions

Question 1 of 5

The nurse is caring for a postthyroidectomy patient at risk for hypocalcemia. What action should the nurse take when assessing for hypocalcemia?

Correct Answer: D

Rationale: Muscle twitching and numbness or tingling of the lips, fingers, and toes are signs of hyperirritability of the nervous system due to hypocalcemia. The other options describe complications the nurse should also be observing for; however, tetany and neurologic alterations are primary indications of hypocalcemia.

Question 2 of 5

The nurse is caring for a postthyroidectomy patient at risk for hypocalcemia. What action should the nurse take when assessing for hypocalcemia?

Correct Answer: D

Rationale: Muscle twitching and numbness or tingling of the lips, fingers, and toes are signs of hyperirritability of the nervous system due to hypocalcemia. The other options describe complications the nurse should also be observing for; however, tetany and neurologic alterations are primary indications of hypocalcemia.

Question 3 of 5

A patient is receiving furosemide (Lasix) 40 mg/d IV. What electrolyte value should be monitored when a patient is receiving a loop diuretic?

Correct Answer: C

Rationale: The diuretics act on the ascending loop of Henle to prevent re-absorption of water, potassium, and sodium. Because of this, potassium and sodium levels should be monitored when a patient is receiving diuretics.

Question 4 of 5

The renin and angiotensin systems help to maintain the balance of sodium and water in the body. What other functions do these systems serve?

Correct Answer: B

Rationale: The renin and angiotensin systems help to maintain the balance of sodium and water in the body and maintain healthy blood volumes.

Question 5 of 5

A patient with hypokalemia and heart failure is admitted to the telemetry unit. The nurse is aware that hypokalemia could cause which of the following abnormalities on an electrocardiogram (ECG)?

Correct Answer: D

Rationale: Hypokalemia often causes characteristic ECG changes, including an elevated U wave and flattened T waves.

Similar Questions

A patient with hypokalemia and heart failure is admitted to the telemetry unit. The nurse is aware that hypokalemia could cause which of the following abnormalities on an electrocardiogram (ECG)?
A patient is taking spironolactone (Aldactone) to control her hypertension. Her serum potassium level is 6 mEq/L. For this patient, the nurse's priority would be to assess her:
The nurse in the intensive care unit receives arterial blood gases (ABG) with a patient who is complaining of being 'short of breath.' The ABG has the following values: pH = 7.21, PaCO2 = 64 mm Hg, HCO3 = 24 mm Hg. The labs reflect:
The triage nurse notes upon assessment in the emergency room that the patient with anxiety is hyperventilating. The nurse is aware that hyperventilation is the most common cause of which acid-base imbalance?
The nurse is admitting a patient with a suspected fluid imbalance. The most sensitive indicator of body fluid balance is:

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