Introduction to Electrocardiography Curriculum Name: Class: ECG Leads and Obtaining Rhythm Strips 1. What does an electrocardiogram record?

Introduction to Electrocardiography Curriculum Name: Class: ECG Leads and Obtaining Rhythm Strips 1. What does an electrocardiogram record? 2. Who invented the ECG and distinguished five deflections in a waveform? 3. In the diagram to the right place a circle around the waves produced in the atria. 4. In the diagram to the right place a square around the waves produced in the ventricles. 5. Leads pick up electrical activity from different 6. Which ECG, 3-lead or 12-lead, is the most accurate in diagnosing heart conditions? Color Modified: Condoleworks Google 7. Leads I through Ill use negative CC BY-SA 3.0 https://creativecommons.org/licenses/by-sa/3.011 and positive electrodes to measure activity between points. They are called 8. Augmented and precordial leads measure activity at one point so they are called 9. Complete the following chart on leads and corresponding view of the heart: aVR Lateral None Septal V2 Lateral Lateral aVF Inferior Anterior 10. Place leads over not over bony prominences, thick muscles, or skin folds.