Intro to ECG - by Wiggle Lizard - Wiggle’s Substack

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Intro to ECG

Electro Cardio Gram

Aug 03, 2025

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ANSWER BELOW:

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Answer:

Atrial Depolarisation

The P-Wave represents atrial depolarisation & contraction

The QRS-Complex represents ventricular depolarisation & contraction

The T-Wave represents ventricular repolarisation & relaxation

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