Dissection of head and neck from a posterior approach

Pharynx and esophagus; posterior aspect of larynx

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Image #82-6
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Dissection of head and neck from a posterior approach
Pharynx and esophagus; posterior aspect of larynx
A midline incision has been made through the wall of the pharynx and cervical part of the esophagus. The cut margins have been retracted.
1 . Torus tubarius
2 . Nasal part pharynx
3 . Styloid process temporal bone
4 . Salpingopharyngeal fold
5 . Palatopharyngeal arch
6 . Oral part pharynx
7 . External carotid artery
8 . Laryngeal part of pharynx
9 . Piriform recess
10 . Internal carotid artery (cut across)
11 . Internal jugular vein
12 . Thyroid gland
13 . Nasal septum
14 . Choanae
15 . Upper pointer: Soft palate Lower pointer: Uvula (poorly developed)
16 . Root of tongue
17 . Vallate papillae
18 . Lingual tonsil
19 . Upper pointer: Epiglottis Lower pointer: Pharyngoepiglottic fold
20 . Aryepiglottic fold
21 . Laryngeal ventricle
22 . Prevertebral fascia
23 . Prominence produced by cricoid cartilage
24 . Trapezius muscle (cut across)
25 . Esophagus
26 . Superior articular surface thoracic vertebrae II