Scenario overview: You respond to a residential fire involvi…

Scenаriо оverview: Yоu respond to а residentiаl fire involving a 42-year-old man weighing 176 pounds. Firefighters have moved him to a safe area. He sustained partial- and full-thickness burns involving his entire anterior chest and abdomen, entire left arm, and entire right leg. His face has superficial redness without blistering. He is alert, reports severe pain, and has soot around his mouth.Phase: En Route to the HospitalDespite high-concentration oxygen, the patient develops stridor, worsening hoarseness, and increasing respiratory effort. His SpO₂ remains 98%. Which action is most appropriate?