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| chest lead; precordial lead | |||
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| precordial leads (ЭКГ - Parts of an ECG: The other six leads are considered "precordial leads" because they are placed on the torso (precordium). The six limb leads are called lead I, II, III, aVL, aVR and aVF. The letter "a" stands for "augmented," as these leads are calculated as a combination of leads I, II and III.: Грудные, или прекордиальные, отведения (V1-V6) также считают униполярными, так как они измеряют напряжение в одной из точек относительно нулевого потенциала. denikoboroda) | |||