心律紊乱与房颤文／陈吉飞正常心脏搏动由窦房结控制，窦房结具有固定的频率，正常时每分钟６０～１１０次，即窦性心律。当心脏激动的发源与传导和正常不同时便发生心律失常，称为心律紊乱。心律失常包括多种，有心脏搏动规律与频率的异常；有心房、心室传导顺序与速度的... Cardiac Arrhythmias and Atrial Fibrillation / Chen Jifei Normal heart beats are controlled by the sinus node. The sinus node has a fixed frequency. Normally 60 to 110 times per minute, that is, sinus rhythm. When the origin and conduction of cardiac excitability and normal when arrhythmias occur, known as cardiac rhythm disorders. Arrhythmia, including a variety of, there is a regular heart beat and frequency of abnormalities; atrial, ventricular conduction order and speed ...