Dissection of left submaxillary (submandibular) gland and related structures

Intrinsic nerves and blood vessels, inferolateral view

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Image #68-4
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Dissection of left submaxillary (submandibular) gland and related structures
Intrinsic nerves and blood vessels, inferolateral view
The lobules of the gland have been separated and some of them removed. The submaxillary duct has not been exposed.
1 . Platysma (cut off)
2 . Body of mandible and submandibular lymph node
3 . Fascia covering anterior belly digastric muscle
4 . Fascia which extends medial to submandibular gland (continuous with external layer of cervical fascia)
5 . Hyoid bone
6 . Thyrohyoid muscle
7 . Masseteric branch of external maxillary artery
8 . External maxillary artery
9 . Lymph vessel and submandibular lymph node
10 . Submental vein (cut off)
11 . Submandibular branches of submandibular ganglion
12 . Glandular branch external maxillary artery
13 . Submandibular gland
14 . Descending branch hypoglossal nerve
15 . Superior deep cervical lymph node
16 . Upper pointer: Carotid sheath covering external carotid artery Lower pointer: Superior thyroid artery