What is the width of the normal QRS complex?
A) Not wider than 1 mm
B) Not wider than 3 mm
C) Not wider than 5 mm
D) Not wider than 7 mm

Name: What is the width of the normal QRS complex? A) Not wider than 1 mm B) Not wider than 3 mm C) Not wider than 5 mm D) Not wider than 7 mm
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Question

Quizplus · Accepted Answer

The normal QRS complex is not wider than 3 mm (0.12 sec) because of the rapid movement of the impulse through the ventricles by the bundle branches and Purkinje fibers.

What Is the Width of the Normal QRS Complex