After the sinus node initiates an impulse,where does the impulse go next?

Name: After the sinus node initiates an impulse,where does the impulse go next?
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Question

Quizplus · Accepted Answer

The impulse travels through the interatrial tracts to the atrioventricular (AV) node, which is located in the lower part of the right atrium. From there, the impulse is delayed before traveling to the ventricles via the bundle of His, bundle branches, and Purkinje fibers.

After the Sinus Node Initiates an Impulse,where Does the Impulse