ECG Analysis Flashcards by Paul Crawford | Brainscape

Q

How do you calculate the heart rate from an ECG strip?

A

300 / no of big squares between R-R intervals

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Q

How is one second represented on ECG paper?

A

5 large boxes

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Q

What is the normal QRS interval?

A

0.8 - 0.12 seconds (2-3 large boxes)

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