Atrial fibrillation
An arrhythmia charaterized by rapid irregular twitchings of the muscular wall of the atrial myocardium; the ventricles respond irregularly to the dysrhythmic bombardment from the atria.
An arrhythmia charaterized by rapid irregular twitchings of the muscular wall of the atrial myocardium; the ventricles respond irregularly to the dysrhythmic bombardment from the atria.