A 19-year-old female has just been extricated from her severely damaged car

A 19-year-old female has just been extricated from her severely damaged car. She is on a long backboard and has been moved to a place of safety. As your partner maintains manual stabilization of her head, you perform a rapid assessment. The patient is unconscious, has slow and shallow respirations, and bilaterally closed femur deformities. You should: geoquad stabilize her legs with the antishock garment. geoquad apply 100% oxygen via a nonrebreathing mask. geoquad obtain baseline vital signs and transport at once. geoquad direct your partner to begin ventilatory assistance.