Submandibular triangle and the contents lingual n, hypoglassal n. and deep part of submandibular gland (find them at the sup. surface of hyoglossus). find lingual n(at the upper part of the duct of submandibular gland 茎突舌肌 styloglossus 茎突咽肌 stylo lingual n glossopharyngeal n 该 dn submandibular submandibular Sublingual gland submandibular 6门1频舌肌 gland genioglossus hyoglossus 颏舌骨肌 ngual a geniohyoid constrictor of phalingual n.,hypoglassal n.,and deep part of submandibular gland.(find them at the sup.surface of hyoglossus).find lingual n (at the upper part of the duct of submandibular gland). Submandibular triangle and the contents