A child weighing 51 lb (23.1 kg) requires defibrillation. How many joules would the nurse expect to give initially?
A) 46
B) 92
C) 102
D) 204
Ans: A
The initial amount of energy or joules for defibrillation is 2 joules/kg. The child weighs 51 lb, which is 23 kg, so 46 joules would be used.
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