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HEART3 - EXAM on Monday covers everything in sections 3 4.1...

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EXAM on Monday covers everything in sections 3, 4.1 and 4.2 Split into two rooms: Last name begins with A or B: LMX342 Last name begins with C-Z: MNT202 Make sure you go to the right room or we will run out of exams!!
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Atrial depolarization, initiated by the SA node, causes the P wave. P R T Q S SA node AV node With atrial depolarization complete, the impulse is delayed at the AV node. Ventricular depolarization begins at apex, causing the QRS complex. Atrial repolarization occurs. P R T Q S P R T Q S Ventricular depolarization is complete. Ventricular repolarization begins at apex, causing the T wave. Ventricular repolarization is complete. P R T Q S P R T Q S P R T Q S Depolarization Repolarization 1 2 3 4 5 6 Figure 18.17
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