A client who has been suffering from severe diarrhea has developed hypokalemia and cardiac arrhythmias as a result. Which of the following treatments would most likely be ordered for this client to correct the situation?

• IV administration of potassium
• Encouraged intake of potassium-rich foods, such as bananas
• Oral intake of potassium by electrolyte preparations
• No intervention but continue to monitor the client's hemodynamic status

A client is being seen for care after developing abdominal distention, cramping, and hypotension. The client is diagnosed with hypokalemia secondary to excessive use of diuretics. Which of the following nursing interventions is most appropriate for this client?

• Administer an IV push of potassium as ordered
• Arrange for an ECG as ordered and report the findings to the provider
• Administer sodium bicarbonate as ordered
• Prepare to set up for dialysis treatment

A nurse is reviewing the laboratory results for a client with a potassium level of 6.1 mEq/L. What EKG findings would the nurse expect? Select all that apply.

• Atrial fibrillation
• Wide QRS
• Peaked T waves
• Prolonged QT interval
• U wave

A client with magnesium depletion has laboratory testing which showed a calcium level of 7.9 mg/dL. Which nursing interventions are most appropriate in this situation? Select all that apply.

• Encourage bed rest and frequent naps
• Perform laboratory testing for vitamin K levels
• Increase intake of dairy products and leafy green vegetables
• Include vitamin D supplements with calcium
• Monitor intake and output

A nurse is caring for a client who has had thyroid surgery. The client’s calcium result has returned at 7.5 mg/dL. Which nursing interventions are the most appropriate based on this calcium level? Select all that apply.

• Implement seizure precautions
• Assess for signs of hypocalcemia
• Administer intravenous calcium gluconate
• Administer intravenous furosemide
• Assess for signs of hypercalcemia

A nurse is caring for a client who is recovering from surgery. The client has developed a headache, muscle weakness, and mental status changes. The nurse notes that the client’s glucose level is 85 mg/dL, sodium is 126 mEq/L, potassium is 4.8 mEq/L and calcium is 8.6 mg/dL. What intervention is most appropriate for the nurse to perform in this situation?

• Give potassium chloride in 5% dextrose
• Administer 3% sodium chloride solution
• Administer calcium supplements orally
• Offer the client a drink containing glucose

The client is being evaluated for a low calcium condition. The nurse knows to recognize which of the following clinical manifestations of low calcium? Select all that apply.

• Negative Trousseau’s sign
• Skeletal fractures
• Muscle flaccidity
• Positive Chvostek’s sign
• Tetany

A client has a calcium reading of 11 mg/dL. What does the nurse expect the clients phosporus reading to be?

• 4 mg/dL
• 5 mg/dL
• 3 mg/dL
• 2 mg/dL

A student nurse is reviewing electrolytes and understands that which of the following is the function of calcium in heart conduction?

• Increase the heart rate
• Repolarize the cell
• Increase the strength of contraction
• Depolarize the cell

A client has developed hyponatremia as a result of syndrome of inappropriate anti-diuretic hormone. Which type of IV fluid would the nurse most likely administer?

• 3% Normal saline
• 0.9% NaCl
• D5W
• 0.45% NS