absence of systole; failure of the ventricles of the heart to contract (usually caused by ventricular fibrillation) with consequent absence of the heart beat leading to oxygen lack and eventually to death
The complete absence of ventricular contractions in the heart See also cardiac standstill
absence (a) of contraction (systole) Asystole is when the heart has stopped beating This is different than fibrillation where the heart is still contracting, but not in a coordinated fashion Press the "back" button to return to where you came from