Final answer:
The 3 steps of the head tilt-chin lift to open the airway are to place one hand on the forehead and two fingers under the chin, gently tilt the head back and lift the chin forward, and keep the person's mouth open.
Step-by-step explanation:
The 3 steps to the head tilt-chin lift to open the airway are:
- Place one hand on the forehead and two fingers of the other hand under the bony part of the chin.
- Gently tilt the head back, while at the same time lifting the chin forward.
- Keep the person's mouth open to allow air to flow freely into the lungs.
These steps are used to open the airway in case of a choking or breathing emergency.