The second-degree block, type II, represents a complete block of:
A) one of the bundle branches and a partial block of the other branch.
B) both of the bundle branches and partial block of the bundle of His.
C) all of the intranodal pathways and the AV node.
D) the AV node as well as a partial block of the SA node.

Question

Quizplus · Accepted Answer

In a second-degree block, type II (also known as Mobitz II), there is a complete block in one of the bundle branches and a partial block in the other branch, leading to intermittent failure of conduction from the atria to the ventricles.

The Second-Degree Block, Type II, Represents a Complete Block Of