Author Question: In Third Degree Heart Block, the pacemaker can be in either the: A) atria or AV junction. B) AV ... (Read 166 times)

scienceeasy · **on:** Jul 2, 2018

In Third Degree Heart Block, the pacemaker can be in either the:

A) atria or AV junction.
B) AV junction or ventricles.
C) SA node or ventricles.
D) SA node or atria.

Question 2

The most serious of the four AV blocks is:

A) First Degree.
B) Wenckebach (Type I Second Degree).
C) Type II Second Degree.
D) Third Degree.