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Transcript
The image shows three electrocardiograms. The first ECG appears to be a normal tracing of a healthy heart. The second ECG shows a heart rate that is too fast. The third ECG shows a heart rate that is too slow.
The image shows three electrocardiograms. The first ECG appears to be a normal tracing of a healthy heart. The second ECG shows a heart rate that is too fast. The third ECG shows a heart rate that is too slow.