BLS test questions and answers(AHA) latest update 2022

BLS test questions and answers(AHA) latest update 1. which victim requires CPR?: a victim who is unresponsive with no normal breathing and no pulse 2. when is it important to move an adult victim who needs CPR?: when an adult/ victim is in a dangerous environment 3. High quality CPR includes starting chest compressions within how many seconds after recognition of cardiac arrest in victims of all ages?: 10 seconds 4. interruptions of chest compressions should be limited to how many seconds?: 10 seconds 5. how can you tell when a rescue breath for an infant victim is effective?: - there is visible rise of the chest 6. what is the best method of opening the airway of an unresponsive victim when you do not suspect cervical spine injury?: use the head tilt chin lift 7. what technique is not recommended for single rescuer to provide breaths during CPR?: bag mask device 8. what is likely to cause air to enter the victims stomach( gastric inflation) during bag mask ventilation?: breaths are given to quickly or with to much force 9. What are the correct compression and ventilation rates for 2 rescuers CPR in the prescience of an advanced airway in adult victim?: compress at a rate of at least 100 per min with 2 breaths every 5 to 10 secs 10. how does complete chest recoil contribute to effective CPR?: allows the heart to refill with blood between compressions 11. what is the recommended compression- ventilation ratio for 2 rescuer adult CPR?: 30:2 for 2 rescuer 12. to reduce fatigue during CPR, how often should compressions switch roles?: after every 5 cycles of compressions and breaths 13. what is the recommended compression rate for performing CPR on a victim of any age?: 100 per min 14. during 2 rescuer CPR, one rescuer will provide chest compressions. what is the role of the second rescuer?: maintain an open airway and give breaths 15. why are chest compression important?: they pump blood to the rest of the body 16. what is the