EXIT HESI Comprehensive- Evolve Study Guide Exam Questions with Correct Answer

EXIT HESI Comprehensive- Evolve Study Guide Exam Questions with Correct Answer An 8-year-old child is receiving digoxin (Lanoxin) for congestive heart failure (CHF). In assessing the child, the nurse finds that her apical heart rate is 80 beats/min, she complains of being slightly nauseated, and her serum digoxin level is 1.2 ng/mL. What action should the nurse take? A.Because the child's heart rate and digoxin level are within normal range, assess for the cause of the nausea. B.Hold the next dose of digoxin until the health care provider can be notified because the serum digoxin level is elevated. C.Administer the next dose of digoxin and notify the health care provider that the child is showing signs of toxicity. D.Notify the health care provider that the child's pulse rate is below normal for her age group. - Answer-A Rationale: Nausea and vomiting are early signs of digoxin toxicity. However, the normal resting heart rate for a child 8 to 10 years of age is 70 to 110 beats/min and the therapeutic range of serum digoxin levels is 0.5 to 2 ng/mL. Based on the objective data, (A) is the best of the choices provided because the serum digoxin level is within normal levels. (B) is not warranted by the data presented. The digoxin level is within the therapeutic range and the child is not showing signs of toxicity (C). The child's pulse rate is within normal range for her age group (D). The nurse prepares to administer acetaminophen oral suspension to a child who weighs 66 pounds. The prescription reads: Administer 15 mg/kg every 6 hours by mouth. The Tylenol is available 150 mg/5 ml. Which is the correct dosage indicated on the image? A.30ml B.15ml C.10ml D.5ml - Answer-B Rationale: 66 lb/(2.2 kg/lb) = 30 kg 30 kg × (15 mg/kg) = 450 mg (5 mL/150 mg) × 450 mg = 15 mL or (450 mg/150 mg) × 5 mL = 15 mL When assessing the laboratory findings of a 38-year-old client with tuberculosis who is taking rifampin (Rifadin), which laboratory finding would be most important to report to the primary health care provider immediately? A.Orange-colored urine B.Potassium level, 4.9 mEq/L