Electrocardiograms (ECG) 0.0 / 5 ? BiologyCellular processesA2/A-levelOCR Created by: CamillaCumminsCreated on: 15-02-17 10:20 What does the 'P' show? The excitation of the atria 1 of 8 What does the 'QRS' show? The excitation of the ventricles 2 of 8 What does the 'T' show? Diastole 3 of 8 What dose Tachycardia mean? An abnormally rapid heart beat 4 of 8 What does Bradycardia mean? An abnormally slow heart beat 5 of 8 What is a fibrillation? A muscular twitching involving individual muscle fibres acting without coordination 6 of 8 What is an Ectopic heart beat? Small changes in the heart beat, usually resulting in an extra or skipped heart beat, mostly harmless 7 of 8 What is an Electrocardiogram? A trace graph which shows the electrical activity of the heart. 8 of 8
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