AHA BLS EXAM 2025 LATEST EXAM QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES |AGRADE

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 What is the first thing the rescuer should do when the AED arrives? - Answers - Turn it on After the AED delivers a shock what should the rescuer do? - Answers - Resume CPR beginning with chest compressions. When there are 2 rescuers how often should the switch places? - Answers - -When there is not an AED available: every 5 cycles of CPR -When the AED is available: every time the AED reanalyzes the cardiac rhythm. Wha is the compression - ventilation ratio when an advanced airway is used? - Answers - compressions at a rate of at least 100 per minute without pauses and 1 breath every 6 to 8 seconds What is the compression - ventilation ratio for 1 rescuer infant CPR? - Answers - 30:2 What is the compression - ventilation ratio for 2 rescuer CPR in an infant? - Answers - 15:2 Regarding infants, list the AED types from most preferred to least preferred - Answers - manual defibrillator, AED with pediatric dose attenuator, AED without attenuator When placing AED pads on an infant, what must you be sure not to do? - Answers - ensure the pads do not overlap