HESI Practice Test Pediatrics

Correct Answer: B

Rationale: The priority intervention for a 5-year-old child with leukemia receiving chemotherapy and having a low white blood cell count is to place the child in protective isolation. This intervention helps reduce the risk of infection, which is crucial in this immunocompromised state. Protective isolation aims to limit the child's exposure to pathogens and promote their safety during a period of increased vulnerability to infections.

Correct Answer: A

Rationale: The practical nurse should advise the mother to continue providing the oral rehydration solution (ORS) frequently in small amounts. It is essential to continue ORS administration to prevent dehydration, even if the child is occasionally vomiting. Small, frequent amounts of ORS help maintain hydration levels in children with acute diarrhea and mild dehydration.

Correct Answer: C

Rationale: Labored breathing is a critical sign of worsening respiratory distress in children with RSV. It indicates that the child's condition may be deteriorating, requiring prompt intervention to ensure adequate oxygenation and prevent respiratory failure. Monitoring for labored breathing allows healthcare providers to promptly assess and manage the child's respiratory status, potentially preventing further complications associated with RSV infection.

Correct Answer: C

Rationale: Contact sports should be avoided in mononucleosis due to the risk of spleen rupture, which is a serious complication of the disease. The spleen can enlarge in mononucleosis, making it more susceptible to injury from contact sports, potentially leading to a life-threatening situation if rupture occurs.

Correct Answer: B

Rationale: Sudden relief of pain in a child with suspected appendicitis should be reported immediately as it may indicate a rupture of the appendix, which is a medical emergency. Sudden relief of pain is concerning because it can be a sign of a perforated appendix, leading to peritonitis and sepsis.