Final answer:
The question pertains to the initial steps and considerations in performing CPR on an unconscious, non-breathing person. CPR should begin only after the person is on stable ground, and correct technique as well as certification in CPR is crucial to avoid potential injuries from improper application.
Step-by-step explanation:
The subject of the question pertains to the procedures for cardiopulmonary resuscitation (CPR), a life-saving technique used when someone is unconscious and not breathing. In the event of an emergency such as drowning, it's crucial to first remove the person from water to stable ground before beginning CPR. Proper CPR technique involves chest compressions at a specific depth and rate to manually push blood through the heart and into vital organs, particularly the brain. It is advised that CPR be continued until professional medical help arrives or the patient shows signs of recovery. Training and certification in CPR are essential due to the potential injuries that can occur if it's performed incorrectly.
It's also important to recognize signs of choking, as immediate action may prevent the need for CPR. Recognizing when someone cannot speak, is gasping or wheezing, or clutching their throat is vital, as timely assistance can save a life. Additionally, knowing the appropriate force to apply when using devices to aid in resuscitation, such as when creating gauge pressure on a balloon to force air into the lungs, is part of comprehensive CPR knowledge.