For adult basic life support, which compression and ventilation sequence is used by a trained single rescuer?
Correct answer: B. Thirty compressions followed by two breaths
- A. Fifteen compressions followed by one breath
- B. Thirty compressions followed by two breaths
- C. Five compressions followed by two breaths
- D. Ten compressions followed by five breaths
Explanation
The standard adult CPR sequence for a trained rescuer is 30 chest compressions followed by 2 rescue breaths. Compressions are delivered in the centre of the chest at an appropriate depth and rate, with minimal interruptions.
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About First Aid and Basic Life Support
First aid covers scene safety, primary survey, bleeding control, shock, burns, fractures, choking, poisoning and emergency transport. Basic life support includes recognition of cardiac arrest, activation of emergency help, chest compressions, rescue breaths, automated external defibrillator use and the difference between adult, child and infant procedures.
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