The nurse is reviewing the EKG strip of a patient with wide QRS complexes. The nurse understands that the QRS complex represents:
Explanation
• Ventricular depolarization is represented by the QRS complex
• Ventricular repolarization is represented by the T wave
• Incorrect: Atrial repolarization is hidden within the QRS complex and cannot be distinguished
• Incorrect: Purkinje fiber depolarization is not represented on the EKG