7 HW: Cardiovascular System: The Heart 4 of 30 mbeling Activity: Overview of the cardiac conduction system The generates an action potential, which spreads to atrial cells and the AV node. After the delay, the action potential is conducted to the AV bundle and then to the right and left bundle branches. The spreads from the bundle branches along the Purkinje fibers to the of the ventricles. Course Chat MacBook Pro

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