The Mouse Adult Gross Anatomy Ontology and Mammalian Phenotype Ontology are downloaded weekly from the Mouse Genome Informatics databases at Jackson Laboratories (ftp://ftp.informatics.jax.org/pub/reports/index.html). For more information about these ontologies, see the MGI Publications Page at http://www.informatics.jax.org/mgihome/other/publications.shtml.
any structural anomaly of any of the four paired muscles that originate outside of and insert into the tongue and act to alter the position of the tongue, allowing for protrusion, retraction, and side-to-side movement; these muscles include the genioglossus, the hyoglossus (often including the chondroglossus), the styloglossus, and the palatoglossus