Notes for Section 1. ECG Introduction Instructions for Use Conventions and Calibration Section 2. Essential Theory 2.1. Anatomy of the Cardiac Conduction System. 2.2. Formation of ECG Waves and Intervals. 2.3. Normal Values 2.4. ECG Leads. 2.5. ECG Interpretation Algorithm Section 3. Level-Based Practical Assignments Level 1. Recognizing Basic ECG Elements. Essential Theory. Self-Assessment Level 2. ECG Measurements Essential Theory. Self-Assessment Level 3. Rhythm Analysis Essential Theory Self-Assessment Level 4. Cardiac Electrical Axis Essential Theory. Self-Assessment