Abnormally slow depolarization of the ventricles would most change the shape of the ________ in an ECG tracing.
A) P wave
B) T wave
C) QRS complex
D) P-R interval
E) R-T interval

Question

Quizplus · Accepted Answer

The QRS complex represents the depolarization of the ventricles, so if this process is abnormally slow, it will result in a longer and wider QRS complex on the ECG tracing.

Abnormally Slow Depolarization of the Ventricles Would Most Change the Shape