X CLOSE

Dissection of anterior and lateral regions of neck

Left common carotid artery, vagus nerve and thoracic duct, anterior view

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Image #76-1
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Dissection of anterior and lateral regions of neck
Left common carotid artery, vagus nerve and thoracic duct, anterior view
The left lobe of the thyroid gland has been removed, most of the carotid sheath has been cut away and the internal jugular vein has been retracted laterally.
1 . Hyoid bone (covered by fibrous tissue)
2 . Thyroid cartilage
3 . Upper pointer: Sternocleidomastoid muscle (cut across) Lower pointer: External jugular vein
4 . Internal jugular vein (within carotid sheath)
5 . Cricoid cartilage
6 . Omohyoid muscle
7 . Trachea (pointer on first tracheal ring)
8 . Right lobe of thyroid gland
9 . Recurrent laryngeal nerve left
10 . Lymph vessels
11 . Tendon of origin of sternocleidomastoid muscle
12 . Common carotid artery (pointer at bifurcation)
13 . Thyrohyoid muscle (cut and reflected)
14 . Superior thyroid artery
15 . Vagus nerve (X)
16 . Longus capitis muscle
17 . Internal jugular vein
18 . Upper pointer: Middle cervical ganglion Lower pointer: Ascending cervical artery
19 . Anterior scalene muscle
20 . Middle scalene muscle
21 . Inferior cervical ganglion
22 . Brachial plexus (cut across distal to trunks)
23 . Subclavian artery
24 . Phrenic nerve
25 . Thoracic duct
26 . Subclavian vein
27 . Lower part of carotid sheath
28 . Thymus