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Head&Neck Glands
Dental Anatomy DENT-110
Gland | Location | Innervation | Drainage | Blood supply/return |
---|---|---|---|---|
Lacrimal gland with lacrimal ducts | lacrimal fossa of frontal bone | Greter petrosal of facial nerve, pterygopalatine ganglion, branches of maxillary and opthalmic divisions of trigeminal nerve | superficial and parotid nodes; ultimately drains to inferior nasal meatus | Lacrimal artery/ superior opthalmic vein |
Parotid salivary gland with parotid duct | Parotid space posterior to mandibular ramus, anterior and inferior to ear | Lesser petrosal of ninth cranial nerve, otic ganglion, auriculotemporal nerve of mandibular division of trigeminal nerve | deep parotid nodes | External Carotid artery/retromandibular vein |
Submandibular salivary gland with submandibular duct | submandibular space inferior and posterior to the body of the mandible | chorda tympani nerve of facial nerve, submandibular ganglion, lingual nerve of mandibular region of trigeminal nerve | submandibular nodes | Branches of facial and lingual arteries/Mainly facial vein |
Sublingual salivary gland with ducts of rivinus and or sublingual ducts | sublingual space inferior to tongue, medial to body of mandible | chorda tympani nerve of facial nerve, submandibular ganglion, lingual nerve of mandibular division of trigeminal nerve | Submandibular nodes | submental and sublingual arteries/parallel veinous return |
Minor salivary glands with ducts | Buccal. labial and lingual mucosa: soft and hard palate; floor of mouth; and base of circumvallate lingual papillae | various nerves depending on location | various nodes depending on location | depending on location |
Thyroid gland | inferior to hyoid bone, junction of larynx and trachea | cervical sympathetic ganglia | superor deep cervical nodes | superior and inferior thyroid ateries, possibly thyroid ima atertery/superior, inferior and middle thyriod veins |
Parathyroid glands | close to or within thyroid gland | cervical sympathetic ganglia | superior deep cervical nodes | Superior and inferior thyroid arteries, possibly thyroid ima artery/superior, middle and inferior thyroid veins |
Thymus gland | In thorax, inferior to hyoid bone, superficial and lateral to trachea, deep to sternum | vagus nerve and cervical spinal nerves | within gland | inferior thyrioid and internal thoracic arteries/veins in posterior of gland that run directly into brachiocephalic veins |