SA node>AV node>bundle of his>R&L bundle branches選擇正確的詞語 1 How is depolarization of the entire heart achieved? What does each part? 2 During the first day of myocardial ischemia and injury and necrosis, what occurs to the ECG? 3 How long does it take QRS interval take to ...
Bradyarrhythmias are caused by sinus node dysfunction, which either depresses impulse generation or disturbs the conduction of impulses from the sinus node to the atria. Atrioventricular block indicates disturbance of conduction of the atrial impulse to the ventricles. In first-degree block the impulse...