Reflex, StretchReflexMuscle SpindlesElectromyographyMusclesMuscle ContractionMuscle, SkeletalKetorolac TromethamineReflex, AbnormalDecerebrate StateMechanoreceptorsNeurons, AfferentCatsMotor NeuronsGymnasticsH-ReflexMuscle RigidityMuscle SpasticityThumbPhysical StimulationIsometric ContractionBiomechanical PhenomenaMovementAfferent PathwaysHindlimbMuscle, SmoothMuscle ProteinsElectric StimulationMasticatory MusclesNeural ConductionReflex, MonosynapticVibrationMuscle Fibers, SkeletalAnkleMuscle, Smooth, VascularMuscle HypertoniaPulmonary Stretch ReceptorsAnkle JointMuscle Relaxants, CentralTorqueSpasmMuscle DevelopmentTime FactorsElbowArmAction PotentialsLegPostureAchilles TendonHand StrengthSympathetic Nervous SystemReaction TimeMuscle FatigueTremorMuscle DenervationMuscle TonusFingersReflex, AcousticMuscle Fibers, Fast-TwitchProprioceptionTendonsHeart RateAthetosisElbow JointReflex, Vestibulo-OcularBlood PressureMyocytes, Smooth MuscleMuscle Fibers, Slow-TwitchToesVolitionReflex, PupillaryNeck MusclesIproniazidCordotomyOculomotor MusclesFootEvoked Potentials, MotorMechanicsMyographyElasticityMuscle RelaxationMitochondria, MuscleMasseter MuscleFeedbackLocomotionWristAdaptation, PhysiologicalSpinal CordRespiratory MusclesPapillary MusclesMuscle, StriatedCerebral PalsyKneeMechanotransduction, CellularMuscle Stretching ExercisesMuscle WeaknessGravitationMolecular Sequence DataPhysical ExertionAbdominal Muscles