AHA BLS EXAM 2025 LATEST EXAM
QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES
|AGRADE
Within how many seconds should you start compressions after recognition of cardiac
arrest? - Answers - ✔✔10 seconds
What is the first thing the rescuer should do upon finding a victim? - Answers - ✔✔Make
sure the scene is safe
How long should the assessment of any unresponsive person be before CPR is
started? - Answers - ✔✔Less than 10 seconds
When an adult is in respiratory arrest how often should the rescuer deliver rescue
breaths? - Answers - ✔✔The rescuer should deliver one breath every 5 to 6 seconds.
How often should the rescuer deliver ventilations to an adult victim in respiratory arrest
that has an artificial airway in place, such as an endotracheal tube? - Answers - ✔✔The
rescuer should deliver one breath every 6 to 8 seconds.
How often should an infant or child in respiratory arrest receive a ventilation? - Answers
- ✔✔The rescuer should deliver one breath every 3 to 5 seconds.
If no pocket mask or protective devices are available how should the rescuer provide
ventilations to the victim? - Answers - ✔✔Head tilt chin lift to open the airway and then
pinch the nose closed and seal your mouth over the victim's mouth to provide the
rescue breaths.
How deep should the rescuer compress on the adult victims chest when delivering
chest compressions? - Answers - ✔✔at least 2 inches (5cm), 1/3 the chest depth
How fast should chest compressions be delivered? - Answers - ✔✔at least 100
compressions per minute
What must the rescuer allow the chest to do between each compression? - Answers -
✔✔reach complete chest recoil between each compression
What is the compression - ventilation ratio for 1 and 2 rescuer CPR for an adult? -
Answers - ✔✔30:2
QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES
|AGRADE
Within how many seconds should you start compressions after recognition of cardiac
arrest? - Answers - ✔✔10 seconds
What is the first thing the rescuer should do upon finding a victim? - Answers - ✔✔Make
sure the scene is safe
How long should the assessment of any unresponsive person be before CPR is
started? - Answers - ✔✔Less than 10 seconds
When an adult is in respiratory arrest how often should the rescuer deliver rescue
breaths? - Answers - ✔✔The rescuer should deliver one breath every 5 to 6 seconds.
How often should the rescuer deliver ventilations to an adult victim in respiratory arrest
that has an artificial airway in place, such as an endotracheal tube? - Answers - ✔✔The
rescuer should deliver one breath every 6 to 8 seconds.
How often should an infant or child in respiratory arrest receive a ventilation? - Answers
- ✔✔The rescuer should deliver one breath every 3 to 5 seconds.
If no pocket mask or protective devices are available how should the rescuer provide
ventilations to the victim? - Answers - ✔✔Head tilt chin lift to open the airway and then
pinch the nose closed and seal your mouth over the victim's mouth to provide the
rescue breaths.
How deep should the rescuer compress on the adult victims chest when delivering
chest compressions? - Answers - ✔✔at least 2 inches (5cm), 1/3 the chest depth
How fast should chest compressions be delivered? - Answers - ✔✔at least 100
compressions per minute
What must the rescuer allow the chest to do between each compression? - Answers -
✔✔reach complete chest recoil between each compression
What is the compression - ventilation ratio for 1 and 2 rescuer CPR for an adult? -
Answers - ✔✔30:2
