Dissection of anterior and lateral regions of neck
Larynx, left lateral view
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Image #77-2
Dissection of anterior and lateral regions of neck
Larynx, left lateral view
The origin of the inferior constrictor muscle of the pharynx from the thyroid and cricoid cartilages and from an intervening tendinous arch has been preserved.
1
.
Anterior belly digastric muscle
2
.
Body hyoid bone (covered by fibrous tissue)
3
.
Thyrohyoid muscle (reflected)
4
.
Anterior jugular vein
5
.
Thyroid cartilage
6
.
Fibers of origin of thyrohyoid muscle
7
.
Cricothyroid branch superior thyroid artery
8
.
Prelaryngeal lymph node
9
.
Cricothyroid muscle
10
.
Upper pointer: Tendinous arch for origin of inferior pharyngeal constrictor muscle Lower pointer: Cricoid cartilage
11
.
Tracheal cartilage
12
.
Hypoglossal nerve (XII)
13
.
Superior laryngeal artery (originates from external carotid artery)
14
.
Internal branch of superior laryngeal nerve
15
.
Thyrohyoid branch hypoglossal nerve
16
.
External carotid artery
17
.
Thyrohyoid membrane
18
.
Upper pointer: Superior thyroid artery Lower pointer: External branch of superior laryngeal nerve