Why Are Augmented Leads Used in the ECG Tracing

question 2

Multiple Choice

Why are augmented leads used in the ECG tracing?

• A) They weaken the strong signals from the limb leads
• B) They amplify the weak signal more than is needed for the leads to generate a useful tracing
• C) They depolarize the limb leads so that there is a unidirectional polarity
• D) They can determine the axes of the heart

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