Answer :
Final answer:
The most important action for the nurse to perform is to use aseptic technique when caring for the leg in traction.
Explanation:
The most important action for the nurse to perform when planning care for an 18-month-old child in Buck's extension traction is to use aseptic technique when caring for the leg in traction. Aseptic technique refers to the practices that help prevent the introduction of harmful microorganisms. This is crucial to prevent infection and promote healing.
While providing appropriate toys for the client is important for their development and well-being, it is not the most critical action in this scenario. Putting all joints through a full range of motion every 4 hours and completing thorough skincare every 2 hours are important for preventing complications, but they are not as crucial as maintaining aseptic technique.
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