Correct Answer: A

Rationale: It is crucial to assess the neurovascular status of the extremities every 4 hours to monitor for any signs of complications such as impaired circulation or nerve damage. This frequent assessment helps in early detection of any issues that may arise postoperatively, allowing for timely intervention and prevention of potential complications.

Correct Answer: A

Rationale: When a child is receiving prednisone to treat nephrotic syndrome, it is crucial to assess for infection. Prednisone suppresses the immune system, making the child more vulnerable to infections. Since steroids can mask typical signs of infection, it is essential to look for subtle symptoms to ensure prompt treatment and prevent complications.

Correct Answer: D

Rationale: Rheumatic fever can lead to cardiac complications, such as dysrhythmias. Therefore, it is essential for the nurse to monitor the child's heart rate closely for any signs of dysrhythmias. This will help in early identification and prompt management of potential cardiac issues associated with rheumatic fever.

Correct Answer: A

Rationale: In a child with nephrotic syndrome, the presence of edema is due to fluid retention caused by protein loss in the urine. Prednisone, a corticosteroid, helps reduce inflammation and decrease the loss of protein in the urine, leading to a decrease in edema. Therefore, decreased edema is an indication that the prednisone treatment is effective in managing the nephrotic syndrome.

Correct Answer: A

Rationale: Functional behavior analysis involves systematically observing behavior to understand its function and context. By observing and analyzing behavior in various situations, one can determine the triggers, patterns, and consequences that influence the behavior, leading to effective interventions and support strategies.