Final answer:
The chain of survival differs from adults to children in that it includes tailored steps like prevention, pediatric CPR, and specialized post-cardiac arrest care due to the different causes leading to emergencies, such as respiratory problems and trauma in children.
Step-by-step explanation:
How the chain of survival differs from adult to child primarily lies in the specific steps taken in emergency situations. In children and infants, the chances of survival are higher with the presence of vigilant caretakers and immediate response to their special medical needs. For adults, the chain of survival includes prompt recognition of cardiac arrest and activation of the emergency response system, followed by cardiopulmonary resuscitation (CPR), defibrillation, advanced life support, and post-cardiac arrest care.
Children's chain of survival, on the other hand, puts greater emphasis on prevention, as conditions leading to cardiac arrest are often different than those in adults. For instance, respiratory issues and trauma are common precipitants in children, so the steps include prevention, early CPR (often with modifications for the child's size), activation of the emergency response system, advanced life support with pediatric considerations, and post-cardiac arrest care specialized to the needs of children.