Muscle RelaxationMusclesMuscle, SmoothMuscle ProteinsMuscle, Smooth, VascularMuscle, SkeletalMuscle ContractionMuscle Fibers, SkeletalMuscle DevelopmentMuscle FatigueRelaxationMuscle Fibers, Fast-TwitchRelaxation TherapyMuscle DenervationMuscle Fibers, Slow-TwitchMyocytes, Smooth MuscleVasodilationMitochondria, MuscleNeck MusclesOculomotor MusclesPapillary MusclesMuscle, StriatedAcetylcholineMuscle SpindlesRespiratory MusclesNitric OxideMuscle WeaknessElectric StimulationVasodilator AgentsRabbitsAbdominal MusclesMuscle CellsEndothelium, VascularQuadriceps MuscleMasseter MuscleCalciumElectromyographyFacial MusclesNitroarginineNitroprussideMasticatory MusclesBiological FactorsIntercostal MusclesAorta, ThoracicMuscular AtrophyDose-Response Relationship, DrugTime FactorsIsometric ContractionRats, WistarSatellite Cells, Skeletal MuscleRats, Sprague-DawleyMagnetic Resonance SpectroscopyAortaTracheaMyofibrilsMesenteric ArteriesPectoralis MusclesMyocardial ContractionGuinea PigsMuscular DiseasesVasoconstrictor AgentsCyclic GMPPsoas MusclesCells, CulturedBiomechanical PhenomenaDogsNG-Nitroarginine Methyl EsterGastric FundusHindlimbEnzyme InhibitorsPotassium ChlorideVasoconstrictionNitric Oxide SynthaseTemporal MuscleKineticsDiaphragmPenisMyosin Heavy ChainsArteriesMyocardiumIndomethacinPhenylephrineMembrane PotentialsMethylene BluePharyngeal MusclesCharybdotoxinOxadiazolesNeuromuscular JunctionMotor NeuronsArginineSarcomeresApaminCoronary Vessels15-Hydroxy-11 alpha,9 alpha-(epoxymethano)prosta-5,13-dienoic AcidRNA, MessengerIsoproterenolPotassiumBradykininAdenosine TriphosphateNitric Oxide Donors