1
.
| Body of mandible |
2
.
| Submandibular lymph node |
3
.
| Mylohyoid muscle (posterior border) |
4
.
| Submandibular duct |
5
.
| Fascial sling for tendon of digastric muscle (continuous with the fascia which surrounded submandibular gland) |
6
.
| Stylohyoid muscle |
7
.
| Superior laryngeal artery |
8
.
| Body hyoid bone (covered by fascia) |
9
.
| Thyrohyoid branch of hypoglossal nerve |
10
.
| Thyrohyoid muscle |
11
.
| External maxillary artery |
12
.
| Submandibular branches of submandibular ganglion |
13
.
| Common facial vein |
14
.
| Glandular branch external maxillary artery (note accompanying plexus of veins) |
15
.
| Upper pointer: Artery to lymph node Lower pointer: Superior deep cervical lymph node |
16
.
| Internal jugular vein |
17
.
| Common carotid artery (covered by carotid sheath) |
18
.
| Descending branch hypoglossal nerve |
19
.
| Prevertebral fascia |
20
.
| Superior thyroid artery |