A flight nurse is called to transport a 7-year-old child who has sustained a significant head injury after falling from a tree. Which of the following interventions is the BEST initial action to prevent secondary brain injury during transport?
Request immediate administration of corticosteroids to reduce cerebral edema.
Ensure the airway is patent and administer supplemental oxygen to maintain adequate oxygenation.
Place the child in a Trendelenburg position to enhance cerebral perfusion.
Administer intravenous fluids to prevent hypovolemia and maintain blood pressure.