Identify the key characteristic of ventricular fibrillation as observed in an EKG reading.

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Multiple choice — select the best answer

AIrregular QRS complexes without discrete P waves
BA prolonged PR interval with normal QRS complexes
CChaotic and disorganized ventricular activity
DRegular QRS complexes with consistent P waves

✓ Correct answer: C. Chaotic and disorganized ventricular activity Ventricular fibrillation is typified by disorganized electrical activity in the ventricles leading to chaotic and erratic EKG patterns. The heart's pumping action becomes ineffective, which is a life-threatening medical emergency.

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Identify the key characteristic of ventricular fibrillation as observed in an EKG reading.

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