PupilOculomotor MusclesMusclesPupil DisordersMuscle ProteinsMuscle, SmoothTonic PupilMuscle, SkeletalReflex, PupillaryMuscle Fibers, SkeletalMuscle, Smooth, VascularMuscle DevelopmentMuscle ContractionMuscle FatigueMuscle Fibers, Fast-TwitchMuscle DenervationMydriaticsMuscle Fibers, Slow-TwitchMyocytes, Smooth MuscleTropicamideMitochondria, MuscleNeck MusclesMuscle, StriatedMuscle SpindlesMuscle RelaxationMydriasisRespiratory MusclesMuscle WeaknessPapillary MusclesIrisAbdominal MusclesQuadriceps MuscleMuscle CellsAnisocoriaMasseter MuscleFacial MusclesMasticatory MusclesMiosisIntercostal MusclesElectromyographyMuscular AtrophyIsometric ContractionAccommodation, OcularSatellite Cells, Skeletal MusclePectoralis MusclesMuscular DiseasesAdie SyndromeRefraction, OcularPsoas MusclesRabbitsAberrometryTime FactorsMyofibrilsElectric StimulationTemporal MuscleHindlimbSchoolsEye ColorCyclopentolateCells, CulturedMyosin Heavy ChainsCalciumPharyngeal MusclesRefractive ErrorsDiaphragmBiomechanical PhenomenaMotor NeuronsGlycogenCorneal TopographyLightNeuromuscular JunctionMuscular Dystrophy, AnimalMyoblastsRats, Sprague-DawleyRNA, MessengerMuscle CrampActinsAgingRats, WistarExerciseCatsRegenerationMice, Inbred mdxSarcomeresMyostatinMyoD ProteinLegPhysical ExertionModels, BiologicalVisual AcuityMuscle Stretching ExercisesOptics and PhotonicsMyocardiumMuscle RigidityStudentsHypertrophyMice, Inbred C57BLDystrophinPhysical EnduranceMyoblasts, Skeletal