Muscle, SkeletalMuscle ContractionMyosinsMusclesMuscle Fibers, SkeletalIsometric ContractionMuscle ProteinsRana temporariaActinsRana pipiensAnuraRanidaeCalciumTroponin CTroponinMuscle, SmoothMuscle FatigueRabbitsTropomyosinElectric StimulationMyosin Heavy ChainsRana esculentaMuscle DevelopmentRana catesbeianaMyofibrilsMuscle, Smooth, VascularMuscle Fibers, Fast-TwitchActin CytoskeletonMuscle Fibers, Slow-TwitchSarcomeresMyosin Light ChainsMitochondria, MuscleTetracaineRegional Blood FlowMyosin SubfragmentsSarcoplasmic ReticulumMuscle RelaxationMyosin Type IIMembrane PotentialsMuscle DenervationTime FactorsCaffeineSatellite Cells, Skeletal MuscleKineticsActin Depolymerizing FactorsNaphthalenesulfonatesMuscular AtrophyMuscular DiseasesModels, BiologicalAdenosine TriphosphateMyosin Type VPotassiumHindlimbMuscle, StriatedMuscle CellsActomyosinElectromyographyArsenazo IIIMyocytes, Smooth MuscleSarcolemmaQuadriceps MuscleGlycogenMuscle SpindlesMyoblastsElectrophysiologyCells, CulturedMyocardiumRyanodine Receptor Calcium Release ChannelMuscle WeaknessPhosphorylationMyocardial ContractionHypertonic SolutionsBiomechanical PhenomenaElectric ConductivityRats, WistarRats, Sprague-DawleyMolecular Sequence DataMyosin-Light-Chain KinaseOculomotor MusclesChickensIon ChannelsRNA, MessengerMagnesiumAction PotentialsSkeletal Muscle MyosinsDantroleneRigor MortisNeck MusclesInsulinMyoblasts, SkeletalPapillary MusclesPhysical ExertionMicroscopy, ElectronCalcium ChannelsCytoskeletonAmino Acid SequenceUterine ContractionDiaphragmSignal TransductionRespiratory Muscles