Muscle ContractionMuscle, SkeletalMuscle Fibers, SkeletalIsometric ContractionMusclesTroponin CTroponinMuscle ProteinsMyosinsMuscle FatigueTropomyosinCalciumRabbitsElectric StimulationMuscle, SmoothCell MembraneRegional Blood FlowMembrane PotentialsBasement MembraneMuscle, Smooth, VascularMuscle DevelopmentMembranesMuscle Fibers, Fast-TwitchPigment Epithelium of EyeMembrane LipidsIntracellular MembranesMuscle Fibers, Slow-TwitchMitochondria, MusclePotassiumTime FactorsMuscle RelaxationMicroscopy, ElectronMalpighian TubulesChoroidMyocardial ContractionUterine ContractionMembranes, ArtificialMuscle DenervationCells, CulturedElectromyographyMyofibrilsSatellite Cells, Skeletal MuscleKinetics4-Acetamido-4'-isothiocyanatostilbene-2,2'-disulfonic AcidMuscular Atrophy4,4'-Diisothiocyanostilbene-2,2'-Disulfonic AcidHindlimbRats, Sprague-DawleyMicrovilliImmunohistochemistryMuscular DiseasesModels, BiologicalRats, WistarGuinea PigsActinsChickensAdenosine TriphosphateElectrophysiologySodiumErythrocyte MembraneCell Membrane PermeabilityCell LineMembrane FluidityCarrier ProteinsMuscle SpindlesChloridesMyocytes, Smooth MusclePlacentaMuscle CellsSarcomeresMuscle, StriatedSarcoplasmic ReticulumHydrogen-Ion ConcentrationQuadriceps MuscleCell PolarityTracheaIon ChannelsSignal TransductionGlycogenMolecular Sequence DataEpitheliumVasoconstrictionMicroscopy, ConfocalMyocardiumDose-Response Relationship, DrugRNA, MessengerOsmolar ConcentrationPotassium ChloridePhysical ExertionElectric ConductivityMyosin Heavy ChainsBiological Transport, ActiveMyoblastsMuscle WeaknessBiomechanical PhenomenaMotor NeuronsDogsBiological TransportInsulinDiaphragm