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The following diagram is what a nurse saw on a patient's ECG trace, which measures the electrical impulse passed by the heart in one heartbeat. The first arrow on the left signifies the beginning of the beat and the second arrow on the right signifies the end of the beat.
How many beats per minute did the nurse find in this patient?
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How many beats per minute did the nurse find in this patient?
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The correct answer is:
75
The given ECG represents a normal P-wave followed by the QRS complex and then the T-wave. ECG is the representation of the electrical activity of the heartbeats. The normal reading of the beats is 72/minute the range varying from 60-90 beats per minute. In the given ECG we see no abnormality and it represents a normal activity of the heart, therefore the most suitable reading it will show is 75 beats /minute.
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