Muscle Fibers, Fast-TwitchMusclesMuscle Fibers, Slow-TwitchMuscle Fibers, SkeletalMuscle ContractionMuscle, SkeletalMuscle DenervationMuscle ProteinsSarcoplasmic ReticulumCalcium-Transporting ATPasesRabbitsMuscle DevelopmentMuscle, SmoothCalciumDNA RepairNerve FibersMyofibrilsIsometric ContractionMuscle, Smooth, VascularElectric StimulationNeuromuscular JunctionMuscle FatigueMyosin Heavy ChainsDiaphragmMitochondria, MuscleSarcomeresMuscle SpindlesPsoas MusclesAnuraRana pipiensMotor NeuronsDietary FiberOculomotor MusclesMuscle RelaxationElectromyographyTime FactorsMuscular AtrophyMuscular DiseasesPapillary MusclesMembrane PotentialsAction PotentialsMuscle, StriatedMuscle WeaknessMotor EndplateHindlimbThoracicaQuadriceps MuscleDependovirusRespiratory MusclesMasseter MuscleNeck MusclesMuscular Dystrophy, AnimalMyocytes, Smooth MuscleMyosinsBiomechanical PhenomenaSatellite Cells, Skeletal MuscleMasticatory MusclesAbdominal MusclesMineral FibersCaffeineIntercostal MusclesSnakesHistocytochemistryMice, Inbred mdxSarcolemmaRanidaeKineticsMuscle CellsRana esculentaCatsFacial MusclesNeural ConductionRats, WistarTubocurarineMicroscopy, ElectronCotton FiberPectoralis MusclesPurkinje FibersModels, BiologicalElectrophysiologyDystrophinRegenerationCells, CulturedNADH Tetrazolium ReductaseMyocardial ContractionReceptors, CholinergicMyoblastsRats, Sprague-DawleySkeletal Muscle MyosinsAdenosine TriphosphatasesMolecular Sequence DataTendonsNeuromuscular Blocking AgentsMyocardiumActinsTetanyGlycogenPotassiumAdenosine TriphosphateStress, Mechanical