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: D

Rationale: The most important information for the nurse to obtain is how often the MDI is used daily. This is crucial to assess if the symptoms of insomnia, shakiness, and rapid heart rate are related to overuse of the inhaler, leading to potential side effects such as systemic effects of beta-2 agonists.

Correct Answer: B

Rationale: In nephrotic syndrome treatment, decreased periorbital edema is a positive therapeutic response as it indicates a reduction in fluid retention. Periorbital edema is a common symptom of nephrotic syndrome due to fluid accumulation, so a decrease in this swelling signifies an improvement in the condition.

Correct Answer: A

Rationale: The first step in developing a behavior modification program for an extremely aggressive 10-year-old boy is to identify what activities, foods, and toys the child enjoys. Understanding the child's motivations is crucial in creating an effective behavior modification plan tailored to his interests and preferences, which can help in positively reinforcing desired behaviors.

Correct Answer: A

Rationale: Selecting a board game is the best activity for the healthcare professional to plan for these girls as it is age-appropriate and promotes social interaction. Board games can enhance cognitive skills, encourage teamwork, and provide an enjoyable and interactive experience for the girls.