Correct Answer: D

Rationale: The 18-month-old child with tachypnea is at the highest risk for dehydration due to increased insensible water loss associated with rapid breathing.

Correct Answer: B

Rationale: The correct answer is B. Celiac disease requires a strict gluten-free diet to manage the condition effectively. Gluten-containing foods like wheat, barley, and rye must be avoided to prevent intestinal damage and symptoms in individuals with celiac disease. Therefore, the nurse should emphasize the importance of a gluten-free diet to the parent of the child with celiac disease.

Correct Answer: D

Rationale: During the preschool age, play activities should promote social, mental, and physical development. Playing dress-up encourages imagination, creativity, and social interaction, making it an ideal play activity for preschoolers.

Correct Answer: A

Rationale: In nephrotic syndrome, there is excessive loss of protein in the urine, leading to hypoalbuminemia. This results in decreased oncotic pressure, causing fluid to shift into the interstitial spaces, leading to edema. Hyperkalemia, polyuria, and hyperglycemia are not typically associated with nephrotic syndrome.

Correct Answer: C

Rationale: The healthcare provider should recommend applying antibiotic ointment to the lesions to prevent the spread of infection and facilitate healing. Antibiotic ointment helps combat the bacterial infection associated with impetigo and supports the skin's recovery process. This approach aids in reducing symptoms, preventing complications, and promoting a quicker resolution of the condition.