Term
| Electrocardio-graph DEFINITION |
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Definition
| Electrocardiography (ECG or EKG) is a transthoracic interpretation of the electrical activity of the heart over time captured and externally recorded by skin electrodes |
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Term
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Definition
| RA On the right arm, avoiding bony prominences. |
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Definition
| LA In the same location that RA was placed, but on the left arm this time. |
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Definition
| RL On the right leg, avoiding bony prominences. |
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Definition
| LL In the same location that RL was placed, but on the left leg this time. |
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Term
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Definition
| V1 In the fourth intercostal space (between ribs 4 & 5) just to the right of the sternum (breastbone). |
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Definition
| V2 In the fourth intercostal space (between ribs 4 & 5) just to the left of the sternum. |
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Definition
| V3 Between leads V2 and V4. |
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Definition
| V4 In the fifth intercostal space (between ribs 5 & 6) in the mid-clavicular line (the imaginary line that extends down from the midpoint of the clavicle (collarbone)). |
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Term
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Definition
| V5 Horizontally even with V4, but in the anterior axillary line. (The anterior axillary line is the imaginary line that runs down from the point midway between the middle of the clavicle and the lateral end of the clavicle; the lateral end of the collarbone is the end closer to the arm.) |
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Term
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Definition
| V6 Horizontally even with V4 and V5 in the midaxillary line. (The midaxillary line is the imaginary line that extends down from the middle of the patient's armpit.) |
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