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The "Tone at the Top

question 32

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The "tone at the top":


Definitions:

QRS Complex

A series of deflections in an electrocardiogram representing the electrical activity associated with the ventricular contraction of the heart.

P Wave

The waveform on an electrocardiogram (ECG) that represents atrial depolarization, preceding the contraction of the atria.

Vigorous Activity ECGs

Electrocardiograms recorded during intense physical activity to monitor the heart's electrical activity and detect potential abnormalities.

QRS Segment

A part of the electrocardiogram (ECG) that represents the depolarization of the ventricles before they contract.

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