General Anesthesia

General anesthesia is a state of unconsciousness and loss of protective reflexes resulting from the administration of one or more general anesthetic agents. A variety of medications may be administered, with the overall aim of ensuring hypnosis, amnesia, analgesia relaxation of skeletal muscles, and loss of control of reflexes of the autonomic nervous system. The optimal combination of these agents for any given patient and procedure is typically selected by the anesthetist or anesthesiologist.