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EKG Chapter 2

EKG Chapter 2 - cardio system

The PR interval is usually 0.12 to 0.20 second
What part of the ECG tracing represents the repolarization of the bundle of His and Purkinje fibers? T wave
What part of the ECG tracing represents the time it takes for the impulse to activate the myocardium to the complete contraction? PR interval
What part of the ECG tracing is measured from the end of the S Wave to the beginning of the T wave and is normally on the isoelectrical line? ST segment
What wave on the ECG tracing is not always seen and sometimes when seen can indicate an electrolyte imbalance? U wave
The heart's ability to create its own electrical impulse is known as automaticity
the sympathetic system of the body causes the heart rate to increase
which vessel of the body contains the highest concentration of oxygen pulmonary vein
Created by: ihike2
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