 The fibers arising from the body of the hyoid bone overlap those from the greater cornu.Structures that are medial/deep to the hyoglossus are the glossopharyngeal nerve (cranial nerve 9), the stylohyoid ligament and the lingual artery and lingual vein.The lingual vein passes medial to the hyoglossus, and the lingual artery passes deep to the hyoglossus.