Exam 12: Fluid Volume and Electrolytes

The nurse is preparing to administer digoxin to a patient who is newly admitted to the intensive care unit.The nurse reviews the patient's admission electrolytes and notes a serum potassium level of 2.9 mEq/L.Which action by the nurse is correct?

The nurse is caring for a patient who is receiving isotonic intravenous (IV)fluids at an infusion rate of 125 mL/h.The nurse performs an assessment and notes a heart rate of 102 beats per minute,a blood pressure of 160/85 mm Hg,and crackles auscultated in both lungs.Which action will the nurse take?

The nurse is caring for a patient who has a heart rate of 98 beats per minute and a blood pressure of 82/58 mm Hg.The patient is lethargic,is complaining of muscle weakness,and has had gastroenteritis for several days.Based on this patient's vital signs,which sodium value would the nurse expect?

A patient is being treated for shock after a motor vehicle accident.The provider orders 6% dextran 75 to be given intravenously.The nurse should expect which outcome as the result of this infusion?

The nurse is caring for a newly admitted patient who will receive digoxin to treat a cardiac dysrhythmia.The patient takes hydrochlorothiazide (HydroDIURIL)and reports regular use of over-the-counter laxatives.Before administering the first dose of digoxin,the nurse will review the patient's electrolytes with careful attention to the levels of which electrolytes?