<prompt> Not a muscle of the tongueGenioglossusSternohyoidHyoglossusStyloglossus  <response>: Intrinsic muscles of the tongue: Muscles found entirely within the tongueLongitudinal, transverse, and vertical musclesFunction - change the shape of the tongue.Extrinsic muscles of the tongue:Genioglossus, Styloglossus, and hyoglossus, Palatoglosus.All insert into the tongue, originate from surrounding structures 