LordosisSexual Behavior, AnimalPostureKyphosisSpineSpinal CurvaturesScoliosisLumbar VertebraeVentromedial Hypothalamic NucleusSacrumHypothalamus, MiddlePelvisArea Under CurveSpinal FusionLumbosacral RegionROC CurveCervical VertebraeRadiographyOsteoarthritis, SpineOvariectomySpondylolysisPelvic BonesPreoptic AreaSpondylolisthesisThoracic VertebraeDiskectomyInternal FixatorsSpondylosisIntervertebral DiscEstradiolIntervertebral Disc DegenerationProgesteroneZygapophyseal JointRats, Long-EvansPostural BalanceScheuermann DiseaseBone ScrewsCastrationVentral Tegmental AreaRange of Motion, ArticularSpinal DiseasesAbdominal MusclesOrthopedic Fixation DevicesBiomechanical PhenomenaHandling (Psychology)2,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepineOssification of Posterior Longitudinal LigamentBracesLongitudinal LigamentsHypothalamusProgestinsSerotonin 5-HT1 Receptor AntagonistsLow Back PainRadiculopathy