The nurse places lead aVR on a client. What tracing will this lead produce?
1. Activity between the center of the heart and left arm
2. Activity between the center of the heart and right arm
3. Activity between the center of the heart and the fourth ICS
4. Activity between the center of the heart and the left leg or foot
2
Rationale 1: Lead aVL records activity between the center of the heart and left arm.
Rationale 2: Lead aVR records activity between the center of the heart and right arm.
Rationale 3: V1 records activity between the center of the heart and the fourth ICS.
Rationale 4: Lead aVF records activity between the center of the heart and the left leg or foot.
Global Rationale: Lead aVR records activity between the center of the heart and right arm. Lead aVL records activity between the center of the heart and left arm. V1 records activity between the center of the heart and the fourth ICS. Lead aVF records activity between the center of the heart and the left leg or foot.
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