SpasmMuscle, SkeletalMuscle SpasticityMusclesNeck MusclesSpasms, InfantileCervical AtlasOccipital BoneNeuromuscular AgentsMuscle ProteinsMuscle, SmoothSpinal Cord InjuriesMuscle, Smooth, VascularMuscle Fibers, SkeletalHemifacial SpasmMotor NeuronsBotulinum Toxins, Type AElectromyographyMuscle ContractionMuscle DevelopmentSciatic NerveMuscle FatigueMuscle Fibers, Fast-TwitchCoronary VasospasmMuscle DenervationMuscle Fibers, Slow-TwitchFacial MusclesMyocytes, Smooth MuscleMitochondria, MusclePeripheral NervesOculomotor MusclesEsophageal Spasm, DiffuseMuscle RelaxationMuscle SpindlesMuscle, StriatedNerve FibersRespiratory MusclesMuscle WeaknessOptic NervePapillary MusclesAbdominal MusclesQuadriceps MuscleMuscle CellsMasticatory MusclesNerve RegenerationMasseter MuscleFacial NerveIntercostal MusclesErgonovineElectric StimulationMuscular AtrophyIsometric ContractionNerve EndingsSatellite Cells, Skeletal MuscleNerve BlockTibial NerveAngina Pectoris, VariantPectoralis MusclesMedian NerveSural NerveNerve CrushMuscular DiseasesUlnar NervePeripheral Nerve InjuriesTemporal MuscleHindlimbRabbitsPsoas MusclesFemoral NerveMyofibrilsRats, Sprague-DawleyCalciumNerve Compression SyndromesCells, CulturedNeuromuscular JunctionSpinal NervesPharyngeal MusclesDiaphragmTrigeminal NerveTime FactorsPhrenic NerveSpinal Nerve RootsMyosin Heavy ChainsRadial NerveFacial Nerve DiseasesBiomechanical PhenomenaNerve Growth FactorsNerve Growth FactorNeural ConductionRats, Wistar