Biology · Human Physiology
An electrocardiogram (ECG) is performed on a patient primarily to record and evaluate the:
- 1Electrical activity and flow of cardiac impulses✓
- 2Total volume of blood circulating in the body
- 3Mechanical force of ventricular contractions only
- 4Oxygen saturation levels in the cardiac chambers
Correct answer
Electrical activity and flow of cardiac impulses
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