submental lymph nodes submental lymph nodes the submental glands (or suprahyoid) are situated between the anterior bellies of the digastric muscle and the hyoid bone. submental lymph nodes1: submental lymph nodes2: submandibular lymph nodes3: supraclavicular lymph nodes4: retropharyngeal lymph nodes5: buccinator lymph node6: superficial cervical lymph nodes7: jugular lymph nodes8: parotid lymph nodes9: retroauricular lymph nodes & occipital lymph nodessuperficial lymph glands and lymphatic vessels of head and neck. (buccinator glands labeled at center right.)detailssystemlymphatic systemidentifierslatinnodi lymphoidei submentalesanatomical terminology their afferents drain the central portions of the lower lip and floor of the mouth and the apex of the tongue. their efferents pass partly to the submandibular lymph nodes and partly to a gland of the deep cervical group situated on the internal jugular vein at the level of the cricoid cartilage.