Pages tagged: SA 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...

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

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

Any irregularity in your heart’s natural rhythm is called an arrhythmia. Almost everyone’s heart skips beats, and these mild palpitations...

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