American Red Cross Basic Life Support (BLS) Provider Practice Test

The recommended action when using an AED during CPR is to continue compressions until the AED pads are applied and the device is ready to analyze the heart's rhythm. This approach is critical because high-quality chest compressions are vital for maintaining blood flow to the brain and vital organs. Interruptions in compressions can decrease the chances of a successful outcome by allowing the heart to rest in a non-productive state. Continuing compressions helps ensure that the patient remains as stable as possible while the AED is being prepared. Once the pads are in place, the rescuer can then stop compressions only for the AED to analyze the heart rhythm and, if indicated, deliver a shock. This protocol maximizes the efficiency and effectiveness of the resuscitation efforts. In contrast, stopping compressions to set up the AED or applying pads before resuming compressions can lead to lost time and diminished circulation, hindering the chances for successful resuscitation. Monitoring the patient without pausing compressions does not address the need for rhythm analysis and potential defibrillation, which are critical steps in managing a cardiac arrest.