Anaesthesia All of the following is true about BLS in a child except: A Compresions: ventilation ratio is 15:2 when more than one rescuer is present in an infant B Brachial pulse check in an infant C Most common cause of cardiac arrest is ventricular fibrillation D Adrenaline is the drug of choice 💡 Explanation All of the following is true about BLS in a child except: ✓ Correct Answer: C. Most common cause of cardiac arrest is ventricular fibrillation