Muscle RelaxationNeuromuscular JunctionMuscle, SmoothMusclesMuscle ContractionRelaxation TherapyMuscle, Smooth, VascularMuscle, SkeletalMuscle ProteinsSciatic NerveMuscle Fibers, SkeletalPeripheral NervesNitric OxideVasodilationMuscle DevelopmentMuscle FatigueTracheaNerve FibersElectric StimulationOptic NerveCyclic GMPAcetylcholineDeuteroporphyrinsHSP20 Heat-Shock ProteinsNeuromuscular BlockadeNitroprussideNerve RegenerationNeuromuscular Nondepolarizing AgentsPenisIsometric ContractionVasodilator AgentsMuscle Fibers, Fast-TwitchRelaxationElectromyographyRabbitsMuscle DenervationGuinea PigsMuscle TonusMuscle Fibers, Slow-TwitchCalciumDose-Response Relationship, DrugEndothelium, VascularNerve EndingsMyocytes, Smooth MuscleRats, Sprague-DawleyNerve BlockOpossumsMitochondria, MuscleSural NerveMedian NerveNitroarginineTibial NerveFacial NerveNerve CrushAorta, ThoracicNeck MusclesOculomotor MusclesCyclic GMP-Dependent Protein KinasesIsoproterenolNitric Oxide DonorsPeripheral Nerve InjuriesVasoactive Intestinal PeptideBiological FactorsUlnar NerveOxadiazolesAnal CanalRats, WistarGuanylate CyclasePenile ErectionPapillary MusclesMuscle SpindlesMuscle, StriatedAndrostanolsBromcresol GreenNitric Oxide Synthasegamma-CyclodextrinsFemoral NerveAortaRespiratory MusclesMuscle WeaknessMuscle Relaxants, CentralTime FactorsSpinal NervesNG-Nitroarginine Methyl EsterDogsAtracuriumEnzyme InhibitorsNitroglycerinCatsAbdominal MusclesMyotonia CongenitaPhrenic NerveMembrane PotentialsPhenylephrineMuscle CellsTrigeminal NerveBiomechanical PhenomenaMyocardial ContractionQuadriceps MuscleNerve Growth Factors