A junctional rhythm occurs when the electrical activation of the heart originates near or ... Because the normal ventricular conduction system (His-Purkinje) is used, the QRS complex is frequently ...

New research highlights postnatal regeneration limits and pathological remodeling of the cardiac conduction system after myocardial ... used for electrocardiogram (ECG) recordings.

A combination of the Q wave, R wave and S wave, the “QRS complex” represents ventricular depolarization. This term can be confusing, as not all ECG leads contain all three of these waves ...