What is general anesthesia?
D000700:Analgesics / Q000494:pharmacology; D000768:Anesthesia, General; D000777:Anesthetics / Q000494:pharmacology; D001921:Brain / Q000187:drug effects; D006801:Humans; D006993:Hypnotics and Sedatives / Q000494:pharmacology; D009294:Narcotics / Q000494:pharmacology
D000700:Analgesics; D000777:Anesthetics; D006993:Hypnotics and Sedatives; D009294:Narcotics