Anesthesia, InhalationAnesthesia, IntravenousIsofluranePropofolAnesthetics, InhalationAnesthesia, Closed-CircuitAnesthesia, GeneralAnesthetics, IntravenousAnesthesiaSurgical Procedures, MinorNitrous OxideAnesthesia Recovery PeriodHalothaneMethyl EthersAnesthesia, LocalAnesthetics, CombinedAnesthesia, EpiduralAnesthesia, SpinalAdministration, InhalationAnesthesia, ConductionMethohexitalFentanylMonitoring, IntraoperativeEnfluraneAnestheticsKetamineInhalation ExposureAnesthesia, ObstetricalAdjuvants, AnesthesiaAnesthesia, DentalAlfentanilNeuromuscular Nondepolarizing AgentsPiperidinesAmbulatory Surgical ProceduresAlfaxalone Alfadolone MixtureElectroencephalographySmoke Inhalation InjuryMedetomidineThiopentalHypnotics and SedativesBurns, InhalationAnesthetics, DissociativePropanididPostoperative Nausea and VomitingEtomidateNeuromuscular BlockadeAndrostanolsGuaifenesinHeart RateXenonAnesthetics, LocalHemodynamicsAnesthesiologyPentobarbitalInhalationBlood PressureEthersChillsConsciousnessXylazineAnesthetics, GeneralAtracuriumDogsPain, PostoperativeChloraloseDose-Response Relationship, DrugLidocaineShiveringConscious SedationBlood Gas AnalysisSurgical EquipmentPreanesthetic MedicationTime FactorsSuccinylcholineCarbon DioxideSurgical Procedures, OperativeProspective StudiesDouble-Blind MethodRats, Sprague-DawleyCerebrovascular CirculationIntubation, IntratrachealOxygenHypotension, ControlledBupivacaineAerosolsNerve BlockInfusions, IntravenousPartial PressureBody Temperature RegulationAnesthesia, CaudalAnalgesics, OpioidMidazolamBody TemperatureBrainCardiac OutputIntracranial PressureAnesthesia, IntratrachealDrug InteractionsIntraoperative ComplicationsIntraoperative Period