HESI RN
HESI Pediatric Practice Exam
1. When teaching parents of a 5-year-old child with sickle cell anemia about pain management, what information should be included?
- A. Apply cold compresses to painful areas.
- B. Encourage the child to rest as much as possible.
- C. Administer prescribed pain medication at the first sign of pain.
- D. Offer a high-protein diet to help with pain management.
Correct answer: C
Rationale: Administering prescribed pain medication at the first sign of pain is crucial in managing sickle cell anemia-related pain effectively. Prompt administration helps prevent the pain from escalating and becoming severe, enhancing the child's comfort and quality of life. Cold compresses, rest, and diet modifications may play supportive roles but are not as directly impactful in addressing acute pain episodes associated with sickle cell anemia. Therefore, while comforting measures like cold compresses and rest are helpful, they should not replace the importance of timely administration of prescribed pain medication. Additionally, offering a high-protein diet, although important for overall health, is not directly linked to managing acute pain in sickle cell anemia.
2. A 13-year-old client with type 1 diabetes is admitted to the hospital with a blood glucose level of 450 mg/dL. The client is lethargic and has fruity-smelling breath. What is the nurse’s priority action?
- A. Administer insulin as prescribed
- B. Start an IV infusion of normal saline
- C. Check the client’s urine for ketones
- D. Monitor the client’s vital signs
Correct answer: B
Rationale: The correct priority action for the nurse is to start an IV infusion of normal saline. The client's presentation with lethargy, fruity-smelling breath, and high blood glucose level indicates diabetic ketoacidosis (DKA). IV fluids are essential to correct dehydration and help stabilize the client's condition. Checking for ketones in the urine is important, but fluid replacement takes precedence to address the immediate risk of dehydration and electrolyte imbalances. Administering insulin is also a crucial intervention for DKA, but fluid resuscitation should first be initiated.
3. The nurse is conducting an admission assessment of an 11-month-old infant with CHF who is scheduled for repair of restenosis of coarctation of the aorta that was repaired 4 days after birth. Findings include blood pressure higher in the arms than the lower extremities, pounding brachial pulses, and slightly palpable femoral pulses. What pathophysiologic mechanisms support these findings?
- A. The aortic semilunar valve obstructs blood flow into the systemic circulation
- B. The lumen of the aorta reduces the volume of the blood flow to the lower extremities
- C. The pulmonic valve prevents adequate blood volume into the pulmonary circulation
- D. An opening in the atrial septum causes a murmur due to a turbulent left to right shunt
Correct answer: B
Rationale: The findings are consistent with coarctation of the aorta, where narrowing of the aorta leads to decreased blood flow to the lower extremities. This results in higher blood pressure in the arms compared to the lower extremities, pounding brachial pulses, and slightly palpable femoral pulses. Choices A, C, and D are incorrect because they do not align with the pathophysiological mechanisms of coarctation of the aorta, which specifically involves narrowing of the aortic lumen reducing blood flow to the lower extremities.
4. A child receives a prescription for amantadine 42 mg PO BID. Amantadine is available as a 50 mg/5 mL syrup. Using a supplied calibrated measuring device, how many mL should be administered per dose? (Round to the nearest tenth.)
- A. 4.2 mL
- B. 5 mL
- C. 3.6 mL
- D. 4 mL
Correct answer: A
Rationale: To calculate the mL per dose, divide the prescribed dose (42 mg) by the concentration of the syrup (50 mg/5 mL) and then convert the result to mL. 42 mg / 50 mg = 0.84. To find the amount in mL, multiply 0.84 by 5 mL, which equals 4.2 mL. Therefore, 4.2 mL should be administered per dose.
5. When caring for a child experiencing severe asthma symptoms, which medication should the practical nurse anticipate being administered first?
- A. Inhaled corticosteroids.
- B. Oral corticosteroids.
- C. Short-acting beta agonists.
- D. Leukotriene receptor antagonists.
Correct answer: C
Rationale: In the management of acute asthma exacerbations, the first-line medication for quick relief of bronchoconstriction is a short-acting beta agonist, such as albuterol. These medications help to rapidly open up the airways, providing immediate relief to the patient. Inhaled corticosteroids are more commonly used for long-term control of asthma symptoms, while oral corticosteroids and leukotriene receptor antagonists are often reserved for more severe or chronic cases. Therefore, in a child experiencing severe asthma symptoms, the practical nurse should anticipate the administration of short-acting beta agonists as the initial intervention to provide quick relief and improve breathing.
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