ThiopentalAnesthetics, IntravenousMethohexitalPropofolAnesthesia, IntravenousEtomidateHalothaneAnestheticsKetamineHypnotics and SedativesThiamylalBarbituratesIsofluraneAnesthesia, GeneralAnesthesia Recovery PeriodAcepromazineAnesthesia, InhalationAnesthesiaPreanesthetic MedicationFentanylMidazolamSuccinylcholineNitrous OxideAlfaxalone Alfadolone MixtureElectroencephalographyPropanididInjections, Intravenous