1
.
| Lesser horn hyoid bone |
2
.
| Body hyoid bone |
3
.
| Epiglottal cartilage |
4
.
| Thyrohyoid ligament |
5
.
| Upper pointer: Thyroepiglotticus muscle (cut across) Lower pointer: Aryepiglotticus muscle |
6
.
| Quadrangular membrane |
7
.
| Thyroid cartilage (cut across) |
8
.
| Laryngeal ventricle (opened) |
9
.
| Vocal cord |
10
.
| Vocalis muscle |
11
.
| Lateral cricoarytenoid muscle |
12
.
| Conus elasticus |
13
.
| Arch of cricoid cartilage |
14
.
| Lateral suspensory ligament of thyroid gland (cut off) |
15
.
| Trachea |
16
.
| Aryepiglottic fold |
17
.
| Superior horn thyroid cartilage (cut across) |
18
.
| Piriform recess (opened) |
19
.
| Vagus nerve (X) |
20
.
| Arytenoid cartilage |
21
.
| Posterior cricoarytenoid muscle |
22
.
| Upper pointer: Anterior branch inferior laryngeal nerve Lower pointer: Inferior pharyngeal constrictor muscle (cut across) |
23
.
| Posterior branch inferior laryngeal nerve |
24
.
| Articular surface of thyroid |
25
.
| Cervical nerve VI |
26
.
| Vertebral artery |
27
.
| Branches of recurrent esophageal nerve |
28
.
| Esophagus |