Dissection of head and neck from a posterior approach

Pharyngeal blood vessels and nerves

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Image #81-6

Dissection of head and neck from a posterior approach

Pharyngeal blood vessels and nerves

1. Hypoglossal nerve (XII)
2. Nodose ganglion of vagus nerve
3. Internal carotid artery
4. Gray rami communicantes (to cervical nerve IV-V, which have been cut away)
5. Accessory nerve (XI)
6. Superior laryngeal nerve
7. Descending branch hypoglossal nerve
8. Vagus nerve (X)
9. Sternocleidomastoid muscle
10. Superficial fascia (deep lamina of external layer)
11. Superior horn thyroid cartilage
12. Internal jugular vein
13. Sympathetic trunk
14. Gray rami communicantes (to cervical nerve IV-V)
15. Common carotid artery
16. Ganglion cervical nerve VI
17. Superior pharyngeal constrictor muscle
18. Pharyngeal venous plexus
19. Middle pharyngeal constrictor muscle
20. Superior cervical ganglion
21. Body cervical vertebra III (cut in midline)
22. Pharyngeal branch of external maxillary artery
23. Inferior pharyngeal constrictor muscle
24. Pharyngeal plexus vagus nerve
25. Ganglion cervical nerve V
26. Posterior longitudinal ligament