A ____ is characterized by a sudden loss of consciousness, without warning, while seated or standing, which may be followed by a convulsion.

Question

Quizplus · Accepted Answer

The description matches a Stokes-Adams attack, which is caused by a sudden interruption of blood flow to the brain due to a sudden drop in heart rate. The other choices (PAC, PVC, run of ventricular tachycardia) involve irregular heart rhythms but do not typically cause loss of consciousness or convulsions.

A ____ Is Characterized by a Sudden Loss of Consciousness