Learn to teach this fundamental course that prepares divers to provide proper care for life-threatening illnesses or injuries until professional emergency medical care is available. The life-support skills taught in this course include one- and two-rescuer CPR for adults, children and infants. Use of automatic external defibrillators, bleeding management, assisting a choking victims and responding to a person in shock. The first aid skills taught include conducting secondary assessments, splinting and responding to medical emergencies.