HESI RN
HESI Pediatric Practice Exam
1. A child with sickle cell anemia is being treated for a vaso-occlusive crisis. Which intervention should the practical nurse (PN) implement?
- A. Apply cold packs to painful areas.
- B. Encourage increased fluid intake.
- C. Administer high doses of vitamin C.
- D. Provide low-calorie meals.
Correct answer: B
Rationale: Encouraging increased fluid intake is crucial in managing vaso-occlusive crises in patients with sickle cell anemia. Dehydration can worsen these crises, so adequate hydration is essential to prevent complications and improve outcomes. Applying cold packs to painful areas may exacerbate vaso-occlusive crises by causing vasoconstriction. Administering high doses of vitamin C is not directly indicated for vaso-occlusive crises in sickle cell anemia. Providing low-calorie meals is not the priority during a vaso-occlusive crisis; maintaining adequate nutrition is important, but hydration takes precedence in this situation.
2. A 7-year-old is admitted to the hospital with persistent vomiting, and a nasogastric tube attached to low intermittent suction is applied. Which finding is most important for the nurse to report to the healthcare provider?
- A. Gastric output of 100 mL in the last 8 hours.
- B. Shift intake of 640 mL IV fluids plus 30 mL PO ice chips.
- C. Serum potassium of 3.0 mEq/L.
- D. Serum pH of 7.45.
Correct answer: C
Rationale: A serum potassium level of 3.0 mEq/L is significantly low and indicates hypokalemia, which can lead to serious complications such as cardiac arrhythmias. Therefore, it is crucial for the nurse to report this finding promptly to the healthcare provider for immediate intervention. The other findings are not as critical in this situation. Gastric output of 100 mL in the last 8 hours may be expected in a patient with persistent vomiting. The shift intake of IV fluids and ice chips indicates fluid replacement, which is important but not as urgent as correcting electrolyte imbalances. A serum pH of 7.45 is within the normal range and does not indicate an immediate concern.
3. A 3-year-old with a congenital heart defect has had a steady decrease in heart rate, now at 76 bpm from 110 bpm four hours ago. Which additional finding should be reported immediately to a healthcare provider?
- A. Oxygen saturation of 94%.
- B. Respiratory rate of 25 breaths/minute.
- C. Urine output of 20 mL/hr.
- D. Blood pressure of 70/40.
Correct answer: D
Rationale: A significant drop in heart rate and blood pressure should be reported immediately as it may indicate worsening of the congenital heart defect. The blood pressure of 70/40 is dangerously low and requires immediate attention to prevent further complications. Oxygen saturation of 94% is within an acceptable range and does not indicate immediate danger. A respiratory rate of 25 breaths/minute is slightly elevated but not a critical finding. Urine output of 20 mL/hr is low but may not be the most concerning finding in this scenario compared to the drop in blood pressure.
4. The parents of a 15-month-old boy tell the nurse that they are concerned because their son brings his spoon to his mouth but does not turn it over. What action should the nurse implement first?
- A. Discuss the possibility of a referral to a specialist
- B. Question the parents about their concern
- C. Advise the parents on proper spoon handling techniques for the child
- D. Recommend extending mealtimes to allow the child to finish eating
Correct answer: B
Rationale: The initial action for the nurse is to question the parents about their concerns. By doing so, the nurse can gather more information to understand the situation better. This helps in determining if the child's behavior is within normal development or if further action or referrals are necessary. Choice A is incorrect as it jumps to a specialist referral without fully assessing the situation first. Choice C is also incorrect because assuming the parents need advice on proper spoon handling techniques may not be the case. Choice D is incorrect as it does not address the core concern raised by the parents.
5. A 7-year-old child with cystic fibrosis is admitted to the hospital with a respiratory infection. The nurse is teaching the child’s parents about the importance of chest physiotherapy (CPT). Which statement by the parents indicates they need further teaching?
- A. We should perform CPT before meals.
- B. CPT will help loosen mucus in the lungs.
- C. We should perform CPT right after the child eats.
- D. CPT is an important part of our child’s treatment.
Correct answer: C
Rationale: The correct answer is C. Chest physiotherapy should not be performed right after meals to avoid inducing vomiting. It should be done before meals or at least 1 hour after for effective mucus clearance and to prevent any potential complications like vomiting. Choice A is correct as performing CPT before meals helps in loosening mucus. Choice B is also correct as CPT is indeed helpful in loosening mucus in the lungs. Choice D is correct as CPT plays a crucial role in the treatment of cystic fibrosis.
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