Muscle SpasticityMuscle Relaxants, CentralNeuromuscular Nondepolarizing AgentsVecuronium BromideNeuromuscular Blocking AgentsPancuroniumAtracuriumSuccinylcholineMusclesNeuromuscular AgentsAndrostanolsTolperisoneMuscle RelaxationMuscle, SmoothMuscle ContractionCarisoprodolNeuromuscular Depolarizing AgentsMuscle, SkeletalTubocurarineBotulinum Toxins, Type AMuscle RigidityMephenesinDantroleneMuscle ProteinsMuscle, Smooth, VascularSpasmParasympatholyticsBaclofenPropiophenonesMuscle Fibers, SkeletalElectromyographyCerebral PalsyPipecuroniumGallamine TriethiodideMuscle DevelopmentParaparesis, SpasticHemiplegiaMalignant HyperthermiaIntubation, IntratrachealPapaverineZoxazolamineAnesthesiaSpinal Cord InjuriesIsoquinolinesParalysisPeripheral Nervous System AgentsReflex, StretchNeostigmineNeuromuscular JunctionAnesthesia, GeneralElectric StimulationReflexTracheaDose-Response Relationship, DrugMuscle FatigueMuscle Fibers, Fast-TwitchMuscle DenervationNeuromuscular BlockadeMicrovascular Decompression SurgeryDiazepamInjections, IntramuscularDecerebrate StateMuscle Fibers, Slow-TwitchInfusion Pumps, ImplantableInjections, SpinalSpastic Paraplegia, HereditaryMuscle WeaknessMuscle TonusGuinea PigsInfusions, SpinalMyocytes, Smooth MuscleMuscle HypertoniaObturator NerveAnesthesia, IntravenousMitochondria, MuscleH-ReflexTime FactorsParaldehydeQuadriplegiaAnti-Dyskinesia AgentsAnesthetics, IntravenousParesisElbowFentanylParaplegiaChlorzoxazoneUpper ExtremityNeck MusclesOculomotor MusclesAcetylcholineAcidosis, RespiratoryMuscle, StriatedEquinus DeformityRabbitsMuscle SpindlesThiopentalIsometric ContractionTremorineStrokeRespiratory Muscles