Final answer:
To open the airway, tilt the head back and lift the chin to ensure a clear air passage, especially crucial during emergencies.
Explanation:
To open the airway, the steps to follow include:
- Tilt the head back and lift the chin to clear the air passage.
- If an infant is choking, turning them upside down and slapping their back may dislodge the obstructing object.
- If needed, for an older person choking, perform the Heimlich maneuver after trying other methods.
These steps are crucial in situations where airway blockage occurs.
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