Asked • 11/16/22

What is the difference between a narrow and a wide QRS complex?

2 Answers By Expert Tutors


Jonathon T. answered • 11/21/22

New to Wyzant

Experienced Cell Biology Instructor and Practicing PA-C

George B.

Your answer could not be more incorrect. A wide QRS does not whatsoever indicate the level from which the heart is being paced. It represents the time required for ventricular depolarization.


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