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Conduction System of the Heart Part 2: Back-Up Pacemakers Video
ACLS Certification Association videos have been peer-reviewed for medical accuracy by the ACA medical review board.
Video at a Glance
- In the second segment of the 3-part series detailing the conduction system of the heart, the video examines back-ups to the SA node.
- The backup pacemaker is the AV node, which kicks in if the SA node fails. Ectopic beats occur when a beat is generated from a location other than the SA node.
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