Page 1 of 3 Next >. Find out what normalization is and how your database can benefit from it (or suffer from it). Learn the advantages, disadvantages, and some techniques and guidelines to doing it yourself. This chapter is from the book ï.
Loss of consciousness is the most common sign of ventricular fibrillation. A condition in which the lower chambers of your heart beat too fast (ventricular tachycardia) can lead to ventricular fibrillation. Signs and symptoms of ventricular tachycardia include: 1  Chest pain.2  Rapid heartbeat (tachycardia). 3  Dizziness.4  Nausea.5  Shortness of breath. 6  Loss of consciousness.arly signs and symptoms. A condition in which the lower chambers of your heart beat too fast (ventricular tachycardia) can lead to ventricular fibrillation. Signs and symptoms of ventricular tachycardia include: 1  Chest pain. 2  Rapid heartbeat (tachycardia). 3  Dizziness.
Ventricular fibrillation. Ventricular fibrillation (V-fib) is a type of arrhythmia, or irregular heartbeat that affects your heartâs ventricles. Your heart is a muscle system that contains four chambers; the two bottom chambers are the ventricles.ecause V-fib can lead to cardiac arrest and death, it requires immediate medical attention. A defibrillator is an electronic device used to treat V-fib. It produces an electric shock that can restore a normal heartbeat.