A bundle branch block has which of the following characteristics?

A. It accelerates depolarization of the ventricle it supplies.
B. It causes narrowed QRS complexes to appear on the ECG.
C. It causes a prolonged PR interval.
D. It occurs when the bundle branches fail to conduct impulses.

Answer: D

Health Professions

You might also like to view...

Which of the following is NOT a part of the incident command system (ICS)?

a. finance c. logistics b. operations d. triage

Health Professions

During CPR, gastric distension may be caused by all of the following EXCEPT

excessive ventilations delivering ventilations too quickly improper head tilt slow, deep ventilations

Health Professions