Patients with Wolff-Parkinson-White syndrome have an “accessory pathway” or a “bypass tract” that connects the electrical system of the atria directly to the ventricles, thereby allowing ...

Carriage houses, coach houses, granny flats, servants' quarters: Accessory Dwelling Units have ... to provide a legal zoning pathway for development. To meet the definition of an ADU, it must ...

If an action potential is able to traverse the accessory pathway and then return retrograde through the AV node ― or vice versa ― a reentrant circuit can be created, resulting in AVRT.