Definitions for "Cardiac arrest"
When the heart quits pumping effectively.
When the heart stops pumping, due to no electrical activity or disorganised ineffective electrical activity.
When the heart stops on its own or is stopped from beating through drug or mechanical means.
a chaotic, confusing event
an emergency and the response -- even in the hospital setting -- is a hectic, tumultuous, chaotic event
Keywords:  myocardial, infarction, acute, see
see Acute Myocardial Infarction
Keywords:  prime, example
a prime example