<P> In first - degree AV block , the impulse conducting from atria to ventricles through the atrioventricular node ( AV node ) is delayed and travels slower than normal . It has a prevalence in the normal ( young adult ) population of 0.65 - 1.1 % and the incidence is 0.13 per 1000 persons . </P>
<P> In first - degree AV block , the impulse conducting from atria to ventricles through the atrioventricular node ( AV node ) is delayed and travels slower than normal . It has a prevalence in the normal ( young adult ) population of 0.65 - 1.1 % and the incidence is 0.13 per 1000 persons . </P>
first degree av block seen in which area
first degree av block seen in which area
the atrioventricular node
the atrioventricular node