Muscle ContractionEyelid DiseasesEyelid NeoplasmsMusclesMuscle, SmoothMuscle, SkeletalIsometric ContractionMuscle ProteinsMuscle, Smooth, VascularMuscle Fibers, SkeletalBlepharoplastyMuscle FatigueElectric StimulationUterine ContractionMuscle DevelopmentMyocardial ContractionElectromyographyMuscle RelaxationConditioning, EyelidCalciumOculomotor MusclesMuscle Fibers, Fast-TwitchRabbitsMuscle Fibers, Slow-TwitchMuscle DenervationBlepharoptosisMyocytes, Smooth MuscleAdenocarcinoma, SebaceousMuscle SpindlesTracheaGuinea PigsMuscle, StriatedMitochondria, MuscleVasoconstrictionEctropionPapillary MusclesNeck MusclesBlepharitisMyofibrilsMotor NeuronsTime FactorsMyosinsBiomechanical PhenomenaPeristalsisPotassium ChlorideMyosin Light ChainsActinsTropomyosinHindlimbRespiratory MusclesIsotonic ContractionMuscle WeaknessAbdominal MusclesAcetylcholineQuadriceps MuscleRats, Sprague-DawleySarcomeresTroponin CRats, WistarMuscle CellsFacial MusclesDose-Response Relationship, DrugGastrointestinal MotilityTorqueUrinary BladderCarbacholCatsMasticatory MusclesSebaceous Gland Neoplasmsrho-Associated KinasesMuscle TonusDiaphragmNeuromuscular JunctionVasoconstrictor AgentsModels, BiologicalReflexDogsPhysical ExertionActomyosinPhenylephrinePsoas MusclesTroponinAdenosine TriphosphateIleumCells, CulturedMasseter MuscleNorepinephrineMuscular DiseasesIntercostal MusclesPhosphorylationCaffeineMeibomian GlandsMyosin-Light-Chain KinaseAtropineMyocardiumEntropionAorta, ThoracicMyographyStress, MechanicalSignal Transduction