Ventricular Fibrillation requires which of the following treatments?

Ventricular fibrillation (VF) is a life-threatening arrhythmia characterized by chaotic, uncoordinated electrical activity in the heart's ventricles, which leads to ineffective pumping and a rapid loss of consciousness. The most immediate and effective treatment for VF is defibrillation, commonly referred to as shock therapy. This treatment delivers an electrical shock to the heart in an attempt to reset the heart's electrical system and restore a normal rhythm.

In the context of VF, shock therapy is vital because the goal is to interrupt the disorganized electrical activity and allow the heart to regain a coordinated rhythm. The timing of defibrillation is critical; the sooner it is administered, the better the chances of survival and recovery for the patient.

Other treatments like cardioversion, vasopressors, and beta blockers are not suitable for VF. Cardioversion is used for certain types of stable arrhythmias, while vasopressors can help with blood flow during cardiac arrest but do not treat the arrhythmia directly. Beta blockers are used to manage heart rate and blood pressure but are not effective in the acute setting of ventricular fibrillation. Therefore, shock therapy is the correct and urgent treatment necessary in this scenario.