In third-degree AV block,the site of the block is either the
A)Sinus node or the internodal tracts.
B)AV node or the Purkinje fibers.
C)Bundle branches or the AV node.
D)Sinus node or the AV node.

Question

Quizplus · Accepted Answer

In third-degree AV block, the block occurs at the level of the AV node or the bundle branches, leading to a complete disconnection between atrial and ventricular activity.

In Third-Degree AV Block,the Site of the Block Is Either