Administration, InhalationGas ScavengersNitric OxideNitrous OxideNitric Oxide SynthaseNitric Oxide Synthase Type IIHemodynamicsInhalation ExposureNitric Oxide Synthase Type IIINitric Oxide DonorsNitric Oxide Synthase Type ISmoke Inhalation InjuryBurns, InhalationNG-Nitroarginine Methyl EsterInhalationNitritesArginineomega-N-MethylarginineEnzyme InhibitorsNitratesAerosolsAmino Acid OxidoreductasesNitrogen OxidesS-Nitroso-N-AcetylpenicillamineCyclic GMPOxidesNitroprussidePenicillamineEndothelium, VascularVasodilationLungAnesthetics, InhalationRats, Sprague-DawleyDose-Response Relationship, DrugVasodilator AgentsMolsidomineGuanylate CyclaseNitroarginineAnesthesia, Inhalation