Correct Answer: A

Rationale: For a child with cystic fibrosis, a high-calorie, high-protein diet is recommended to meet the increased metabolic needs associated with the condition. The protein helps with growth and repair, while the extra calories help compensate for malabsorption and increased energy requirements.

Correct Answer: C

Rationale: In this scenario, Mary's focus on her own needs and interests by asking the mother about her lost friend and hometown indicates a lack of therapeutic benefit for the child and family. Effective therapy should prioritize the needs and goals of the child and family, not the therapist's personal desires or connections. Therefore, this interaction is not therapeutic as it fails to address the primary purpose of the therapy, which is to benefit the child and family.

Correct Answer: C

Rationale: Preschool-age children with a urinary tract infection commonly present with urgency (feeling the need to urinate urgently), dysuria (painful urination), and fever. These symptoms are indicative of a UTI in this age group and should prompt further assessment and intervention by the nurse.

Correct Answer: C

Rationale: Rectal temperatures are contraindicated in a toddler with a colostomy due to the risk of injury.

Correct Answer: D

Rationale: The provider should report the leakage of cerebrospinal fluid to the healthcare provider as it may indicate shunt malfunction or infection, requiring immediate attention to prevent complications.