| 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 |
