文档介绍：The Standard 12-lead Electrocardiogram
How to measure each wave: amplitude duration
25mm/s
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ELECTROCARDIOGRAM
ECG records the changing potential of the field imparted by the heart.
ECG dose not record directly the electrical activity of the heart.
ECG record the electrical activity of the heart from the body surface.
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插入离子通道图片
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Electrical basis and theory
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Electrical basis and theory
depolarization
dipole
repolarization
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Electrical basis and theory
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Electrical basis and theory
q
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Clinical electrocardiolopy elementary knowledge
Vector
Resultant vector
Loop
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Electrical basis and theory
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The Standard 12-lead Electrocardiogram
SA node
Bachmann
AV node
His bundle
Left and right branch of bundle
Pukinje fiber
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