Correct Answer: C

Rationale: After completing the chemotherapy infusion via the implanted medication port, the nurse should flush the mediport with saline and heparin solution. This action helps prevent clot formation in the port, ensuring its patency for future use and reducing the risk of complications associated with catheter occlusion.

Correct Answer: C

Rationale: The nurse's priority is to first reassure the mother that she is using albuterol correctly to open her son's airways during episodes of difficulty breathing. This reassurance helps build trust and ensures that the child receives the intended benefit of the medication. Once the mother feels confident in her administration technique, the nurse can then provide further education or address any concerns about the child's asthma management.

Correct Answer: B

Rationale: It is important to acknowledge that children develop at different rates and provide support and strategies for potty training.

Correct Answer: A

Rationale: An increase in urine output is a reliable indicator of improving dehydration in a child. It signifies that the kidneys are functioning better, helping to restore fluid balance in the body. Monitoring urine output is crucial in assessing hydration status and response to treatment.

Correct Answer: A

Rationale: Creating a quiet environment is the priority intervention as it helps reduce irritability and stress in children with Kawasaki disease. This intervention can promote a soothing atmosphere for the child, which may help in managing their symptoms effectively. Once the child is in a peaceful setting, further interventions such as addressing nutritional needs or skincare can be addressed.