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Results 1 - 1 of 1 for Abnormal atrioventricular connection
  1. Why Atrial Fibrillation Matters Video (American Heart Association)  
    ... through the atria to the “gatekeeper node.” The atrioventricular (AV) node controls the timing for the lower ... How fast the heart is beating How often abnormal rhythms happen AFib may be brief, with symptoms ...
    https://www.heart.org/.../why-atrial-fibrillation-af-or-afib-matters - Videos