NCLEX Review: AV Heart Blocks

A heart block is an abnormal heart rhythm known as arrhythmia that can occur anywhere in the specialized conduction system of the heart. As you study for the NCLEX test, watch this video to learn how to interpret atrioventricular (AV) heart blocks and EKG strips. We will also discuss common causes of AV heart block and how this condition is identified. We delve deeper into this condition for your NCLEX review, looking into its different degrees (First-degree, Second-degree Mobitz I (Wenckebach), Second degree Mobitz II, and Third-degree), their respective causes and symptoms, and what to look for on an EKG.

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by Mometrix Test Preparation | Last Updated: January 12, 2021