Palatal MusclesCleft PalateVelopharyngeal InsufficiencyPalate, SoftPalateCleft LipPalate, HardPierre Robin SyndromeAbnormalities, MultipleMouth AbnormalitiesDNA RepairMicrognathismLingual FrenumTransforming Growth Factor beta3LipCraniofacial AbnormalitiesTeratogensMSX1 Transcription FactorSyndromeMaxillofacial AbnormalitiesPolychloroterphenyl CompoundsMandibulofacial DysostosisCongenital AbnormalitiesPalatal NeoplasmsAbnormalities, Drug-InducedUvulaDNA Repair EnzymesChoanal AtresiaTonguePregnancyMaxillofacial DevelopmentFetal Resorption