1. How can it be managed? 2. Practically, how can we differentiate between a second-degree…

1. How can it be managed? 2. Practically, how can we differentiate between a second-degree atrioventricular (AV) block Mobitz I and Mobitz II? What is the meaning of first-degree block? What is the difference between heart asystole, heart arrest and third-degree AV block? 3. How can a complete atrioventricular (AV) block be diagnosed on an electrocardiogram (ECG)?