There are ten cellular processes that must continue to function in order for the human body to survive cardiac arrest. While each of these processes is critically important, all require intra- and inter-organizational systems to be in place in order to guarantee success.

The chain of survival exists for a reason. As a representation of the links that are required to connect an unfortunate start to a celebratory finish. While out-of-hospital cardiac arrest survival rates hover below 6 percent nationally, the successes that are seen require not only adequate clinical interventions, but the seamless functioning of health systems at a regional level [1].

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