| 1
.
| Mandible and inferior alveolar nerve |
| 2
.
| Anterior belly digastric muscle |
| 3
.
| Hyoid bone (covered by fibrous tissue) |
| 4
.
| Upper pointer: Common carotid artery Lower pointer: Internal jugular vein |
| 5
.
| Thyrohyoid muscle |
| 6
.
| Ansa hypoglossi |
| 7
.
| Thyroid gland |
| 8
.
| Anterior scalene muscle |
| 9
.
| Suprascapular nerve |
| 10
.
| Upper pointer: Transverse scapular artery Lower pointer: Phrenic nerve |
| 11
.
| Brachial plexus (upper trunk) |
| 12
.
| Sternoclavicular articular disc (clavicle removed) |
| 13
.
| Subclavian vein |
| 14
.
| Acromion |
| 15
.
| Glenohumeral joint |
| 16
.
| Posterior belly of digastric muscle |
| 17
.
| Splenius capitis muscle |
| 18
.
| Greater auricular nerve |
| 19
.
| Accessory nerve (XI) (cut across) |
| 20
.
| Superficial cutaneous nerve (cut off) |
| 21
.
| Supraclavicular nerves (cut off) |
| 22
.
| Levator scapulae muscle |
| 23
.
| Superficial cervical artery |
| 24
.
| Middle scalene muscle |
| 25
.
| Fascicle of levator scapulae muscle which joins serratus anterior muscle |
| 26
.
| Upper pointer: Posterior scalene muscle Lower pointer: transverse colli artery |
| 27
.
| Serratus anterior muscle |
| 28
.
| Clavicle |
| 29
.
| Supraspinatus muscle |
| 30
.
| Subclavian artery |
| 31
.
| Infraspinatus muscle |
