Muscle RelaxationMusclesMuscle, SmoothMuscle, Smooth, VascularMuscle ContractionMuscle, SkeletalMuscle ProteinsParacentesisMuscle Fibers, SkeletalLinguisticsRelaxation TherapyMuscle DevelopmentMuscle FatigueMuscle Fibers, Fast-TwitchMuscle DenervationMuscle Fibers, Slow-TwitchMyocytes, Smooth MuscleMitochondria, MuscleNitric OxideVasodilationTracheaNeck MusclesOculomotor MusclesIsometric ContractionMuscle, StriatedChild LanguagePapillary MusclesMuscle SpindlesElectromyographyElectric StimulationRespiratory MusclesAscitesCyclic GMPMuscle WeaknessAcetylcholineRabbitsDeuteroporphyrinsCalciumAbdominal MusclesMuscle CellsQuadriceps MuscleHSP20 Heat-Shock ProteinsNeuromuscular BlockadeNitroprussidePhoneticsMasseter MuscleNeuromuscular Nondepolarizing AgentsGuinea PigsVasodilator AgentsFacial MusclesMasticatory MusclesPenisDose-Response Relationship, DrugIntercostal MusclesRelaxationTime FactorsLanguage TestsEndothelium, VascularMuscular AtrophyRats, Sprague-DawleyLanguage Development DisordersMuscle TonusSatellite Cells, Skeletal MuscleLanguage DisordersNeuromuscular JunctionAorta, ThoracicRats, WistarAortaPsycholinguisticsOpossumsBiomechanical PhenomenaPectoralis MusclesIsoproterenolMuscle Relaxants, CentralNitroarginineVocabularyAphasia, BrocaCyclic GMP-Dependent Protein KinasesNitric Oxide DonorsMuscular DiseasesOxadiazolesBiological FactorsMyofibrilsAnal CanalGuanylate CyclasePsoas MusclesSpeechSemanticsNitric Oxide SynthaseVasoactive Intestinal PeptideAndrostanolsDogsEnzyme InhibitorsPenile ErectionMembrane PotentialsHindlimbgamma-CyclodextrinsBromcresol GreenCells, CulturedLanguage