(Science: cardiology, physiology) The act to arrest the fibrillation of (heart muscle) by applying electric shock across the chest, thus depolarising the heart cells and allowing normal rhythm to return.
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... heart rhythym was asystole (flatline). Asystole is not a shockable rhythym as it indicates a total lack of electrical activity in the heart. Since defibrillation works by STOPPING the heart in the hopes that it resets itself into a normal sinus rhythym, asystole isn't productive. Medications can ...
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