27. The patient has a potassium level of 2.0. The Health Care Provider prescribes digoxin 0.125 mg IV now. What is the most appropriate action for the nurse to take?   

An older adult in a long-term care facility has decreased oral intake over 2 days. Which signs and symptoms of dehydration should the nurse assess for in this patient?  

56. A patient with heart failure has just been placed on a low-sodium diet. Which foods should the patient avoid? Select all that apply.

37.  A client who has been on prolonged mechanical ventilation has the following arterial blood gas results: pH 7.48, PaCO2 30 mm Hg, and HCO3 25. How would the nurse interpret these results?

59. The cause of respiratory acidosis is often related to which condition?

30. Which intervention is appropriate when caring for a client with respiratory acidosis?

49. Which of the following enhances the movement of potassium from the extracellular fluid into the cell?

2. A child has a 2-day history of vomiting and diarrhea. He has hypoactive bowel sounds and an irregular pulse. Electrolyte values are sodium, 146 mEq/L; potassium, 3.6 mEq/L; and calcium, 8.0 mg/dL. This child is likely to have which of the following electrolyte imbalances?

47. A client’s potassium level is 6.7 mEq/L. Which HCP order will the nurse  implement?

18. The nurse is assessing a client who has muscle cramps and a potassium level of 5.6 mEq/L. Which finding is the greatest concern for the nurse?