A Patient's QRS Complex Is Becoming Increasingly Wider

question 12

Multiple Choice

A patient's QRS complex is becoming increasingly wider.What is occurring within the heart muscle that is reflected on this tracing?

• A) The ventricles are repolarizing.
• B) Atrial repolarization is occurring.
• C) Ventricular depolarization is prolonged.
• D) The atria depolarize and the impulse at the AV node is delayed.

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