ventricular fibrillation (V-Fib)

when the heart quivers instead of pumping  because of an electrical problem the ventricle (lower chamber of the heart)

the most serious cardiac rhythm disturbance. The lower chambers quiver and the heart can't pump any blood, causing cardiac arrest.

ventricular tachycardia (V-Tach)

an electrical problem involving irregular heart beats in the lower chamber of your heart

a type of regular and fast heart beat that starts from improper electrical activity in the ventricles (lower chambers) of your heart


a procedure performed during an angiogram  that looks at the ventricular function of the heart.