MusclesMuscle WeaknessSpinal CordMuscle ProteinsMuscle, SkeletalMuscle, SmoothMuscle Fibers, SkeletalMuscle, Smooth, VascularSpinal Cord InjuriesMuscle ContractionMuscle DevelopmentSciatic NerveMuscle FatigueMuscle Fibers, Fast-TwitchMuscle DenervationMuscle Fibers, Slow-TwitchPeripheral NervesSpinal NervesMitochondria, MuscleMyocytes, Smooth MuscleNeck MusclesOculomotor MusclesRespiratory MusclesSpinal Nerve RootsNerve FibersElectromyographyMuscle SpindlesMuscle, StriatedMuscle RelaxationNerve RegenerationOptic NerveQuadriceps MusclePapillary MusclesMuscular AtrophyMotor NeuronsMuscular DiseasesElectric StimulationAbdominal MusclesInjections, SpinalFacial MusclesMuscle CellsMasseter MuscleSpinal Cord DiseasesIsometric ContractionMasticatory MusclesIntercostal MusclesNerve BlockTibial NerveRats, Sprague-DawleyHindlimbSural NerveNerve EndingsAnesthesia, SpinalSpinal Cord NeoplasmsDiaphragmMedian NerveSatellite Cells, Skeletal MusclePeripheral Nerve InjuriesSpinal CanalSpinal Cord CompressionFacial NerveNerve CrushUlnar NerveSpinal DiseasesPectoralis MusclesSpinal NeoplasmsTime FactorsNeural ConductionFemoral NerveNeuromuscular JunctionRabbitsPhrenic NerveCells, CulturedPsoas MusclesBiomechanical PhenomenaMyofibrilsSpinal StenosisTemporal MuscleCalciumCatsNeuromuscular DiseasesAxonsSpinal FusionRats, WistarMuscular Atrophy, SpinalMyosin Heavy ChainsPharyngeal MusclesNerve Compression SyndromesNerve Growth FactorsGanglia, SpinalTrigeminal NerveRadial NerveRNA, MessengerReflexNeurons, AfferentCranial NervesImmunohistochemistryAction PotentialsDisease Models, AnimalNerve Growth Factor