SOLVED

 Question 11 The nurse caring for a patient receiving digoxin plans to monitor which electrolyte because of increased risk of digitalis toxicity? 1. Potassium 2. Chloride 3. Calcium 4. Sodium Question 12 The nurse is concerned that a patient’s arterial blood carbon dioxide level is increasing because this can contribute to the development of which electrolyte imbalance? 1. Hyperkalemia 2. Hypokalemia 3. Hypercalcemia 4. Hypocalcemia Question 13 A patient’s electrocardiogram reveals a prolonged P-R interval and ST segment depression. The nurse should review laboratory results for which electrolyte imbalance? 1. Hypokalemia 2. Hyperkalemia 3. Hypocalcemia 4. Hypernatremia Question 14 A patient is demonstrating tremors and a positive Chvostek’s sign even though the serum calcium level is low normal. The nurse would review the medical record for which electrolyte imbalance? 1. Low phosphate 2. Low potassium 3. Low magnesium 4. Elevated sodium Question 15 A patient diagnosed with chronic renal failure has a magnesium level of 6.0 mg/dL. Which history data would the nurse evaluate as contributing to this electrolyte imbalance? 1. The patient had an episode of nasal congestion last week and took decongestant. 2. The patient had a resent sprain injury treated with rest and compression wrapping. 3. The patient has been trying to reduce intake of caffeine-containing fluids. 4. The patient has been taking over-the-counter laxative for chronic constipation. Question 16 A patient who was admitted to the intensive care unit has a magnesium level of 8.4 mg/dL. The nurse would prepare for which interventions? 1. Maintenance of strict bedrest 2. Administration of calcium gluconate 3. Observation for tetany 4. Intravenous administration of magnesium 5. Initiation of dialysis Question 17 A patient with a history of heart failure is admitted with dehydration, malnutrition, and fatigue. The nurse learns that the patient has been taking multiple doses of a thiazide diuretic. The nurse would review laboratory reports for which electrolyte imbalance? 1. Hypernatremia 2. Hypophosphatemia 3. Hypocalcemia 4. Hypermagnesemia Question 18 A hospitalized patient has a phosphorus level of 4.8 mg/dL. The nurse would review this patient’s history for the presence of which conditions? 1. Chronic kidney failure 2. Hyperthyroidism 3. Recent cardiac surgery 4. Alcoholism 5. Treatment for gram-negative sepsis Question 19 A patient admitted with hyperphosphatemia is to be treated with the administration of intravenous fluids. Which fluid would the nurse anticipate providing? 1. 0.9% normal saline 2. Lactated Ringer’s solute 3. 5% dextrose and 0.25% normal saline 4. 5% dextrose and water Question 20 Potassium phosphate IV has been prescribed for a patient who has hypophosphatemia. Which nursing interventions are indicated when administering this medication? 1. Dilute the dose in 100 mL of normal saline and administer over 20 minutes. 2. Monitor the patient for respiratory distress. 3. Monitor for the development of hypotension. 4. Ensure that pharmacy has mixed the medication with a local anesthetic.