Pages tagged: AV node

A Junctional rhythm can happen either due to the sinus node slowing down or the AV node speeding up. It...

Accelerated junctional rhythm is a benign arrhythmia and in the absence of symptoms does not require any treatment. Presence of...

  Why do I need to take digitalis? Digitalis is used to treat congestive heart failure (CHF) and heart rhythm...

Electrical impulses from the heart muscle cause your heart to beat (contract). This electrical signal begins in the sinoatrial (SA)...