The best response about the difference between ventricular tachycardia and ventricular fibrillation is that ventricular fibrillation is irregular with undulating waves and no QRS complex.
This is used to test the electrical activity of the heart which controls the circulatory system.
When detecting a ventricular tachycardia or ventricular fibrillation, it is best to note that ventricular fibrillation is irregular with undulating waves and no QRS complex while ventricular tachycardia has a QRS complex.
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