1
BLS Lesson 5: Obstructed Airway
Questions and Answers | Latest Version | 2025/2026 | Correct & Verified
A person suddenly stops talking, grasps their throat, and appears panicked. What is likely happening?✔✔ They are choking and have an obstructed airway.
What should you do first if you see someone choking and unable to breathe?✔✔ Ask them if they are choking and encourage them to cough if they can.
If a choking person cannot speak, cough, or breathe, what is the next step?✔✔ Begin abdominal thrusts (Heimlich maneuver) immediately.
How do you perform abdominal thrusts on a choking adult?✔✔ Stand behind the person, place your fist just above their navel, grasp it with your other hand, and thrust inward and upward forcefully.
A choking person becomes unresponsive. What should you do next? 1 / 2
2
✔✔ Lower them to the ground and begin CPR immediately, starting with chest compressions.
Why should you check the mouth after each set of compressions on an unresponsive choking person?✔✔ To see if the obstructing object has become visible and can be removed.
How do you help a choking infant?✔✔ Deliver 5 back blows followed by 5 chest thrusts while supporting the infant’s head and neck.
Where should back blows be delivered on a choking infant?✔✔ Between the shoulder blades using the heel of the hand.
What is the correct technique for chest thrusts in an infant?✔✔ Use two fingers to press down on the center of the chest, just below the nipple line.
What should you do if a choking infant becomes unresponsive?✔✔ Begin CPR immediately, starting with chest compressions.
- / 2