What typically causes second-degree heart block, Mobitz type I?
A)Loss of atrial kick
B)Myocardial infarction
C)Pericarditis
D)Inflammation around the AV node

Question

Quizplus · Accepted Answer

Second-degree heart block, Mobitz type I (also known as Wenckebach phenomenon), is typically caused by inflammation around the AV node. This condition often results from processes that affect the conduction system of the heart, leading to progressive prolongation of the PR interval until a beat is dropped.

What Typically Causes Second-Degree Heart Block, Mobitz Type I