Basics: Difference between revisions

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==The ECG electrodes==
==The ECG electrodes==
[[Image:limb_leads.png|thumb|The limb leads]]
[[Image:limb_leads.png|thumb|left|The limb leads]]
[[Image:chest_leads.png|thumb|The chest leads]]
[[Image:chest_leads.png|thumb|300px|right|The chest leads]]
Electric activity going through the heart, can be measured by external (skin)electrodes. The electrocardiogram (ECG) registers these activities from these electrodes which have been attached on different places on the body. In total, twelve leads are calculated using ten electrodes.
Electric activity going through the heart, can be measured by external (skin)electrodes. The electrocardiogram (ECG) registers these activities from these electrodes which have been attached on different places on the body. In total, twelve leads are calculated using ten electrodes.