Masseter MuscleMasticatory MusclesTemporal MuscleMasticationBite ForceJawPterygoid MusclesMusclesZygomaVertical DimensionStomatognathic SystemMuscle Fibers, SkeletalTrigeminal NucleiMuscle ContractionElectromyographyInjectionsSucking BehaviorMuscle, SkeletalFacial MusclesMandibleFacial PainDental OcclusionMuscle RigidityMuscle Fibers, Slow-TwitchMuscle ProteinsSkeletal Muscle MyosinsMuscle SpindlesMuscle, SmoothMyosin Heavy ChainsTemporomandibular JointChinMuscle Fibers, Fast-TwitchSella TurcicaMuscle DevelopmentNasal BoneMuscle, Smooth, VascularTrigeminal NerveSuccinylcholineTemporomandibular Joint Dysfunction SyndromeCephalometryOverbiteMaxillaFacial BonesMaxillofacial DevelopmentDental ArchAnatomic LandmarksDiagnostic Techniques, OtologicalInjections, IntramuscularFacial AsymmetryNeck MusclesHypertrophyLingual NerveTemporomandibular Joint DisordersRats, Sprague-DawleyMandibular NerveOpen BiteMuscle FatigueTrigeminal GanglionMotor NeuronsMuscle DenervationMalocclusion, Angle Class IIMalocclusion, Angle Class IFaceClenbuterol