Dissection of anterior and lateral regions of neck

Cervical sympathetic trunk; vagus nerve; prevertebral muscles, anterior view

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Image #78-2

Dissection of anterior and lateral regions of neck

Cervical sympathetic trunk; vagus nerve; prevertebral muscles, anterior view

The tongue has been removed and the pharynx and palate have been sectioned near the midline. The prevertebral fascia has been cut away to the left of the midline.

1. Upper pointer: Sphenoid ridge Lower pointer: Nasal part pharynx
2. Soft palate (cut in midline)
3. Palatine tonsil
4. Uvula
5. Oral part pharynx
6. Geniohyoid muscle
7. Body hyoid bone (cut in midline)
8. Thyroid cartilage (cut across)
9. Anterior scalene muscle
10. Upper pointer: Vagus nerve (X) Lower pointer: Common carotid artery
11. Upper pointer: Internal carotid artery (in carotid canal) Lower pointer: Jugular foramen (opened)
12. Lateral rectus capitis muscle
13. Longus capitis muscle
14. Accessory nerve (XI)
15. Upper pointer: Nodose ganglion Lower pointer: Hypoglossal nerve (XII)
16. Glossopharyngeal nerve (IX)
17. Superior cervical ganglion
18. Superior cardiac branch vagus nerve
19. Anterior longitudinal ligament
20. Vagus nerve (X)
21. Longus colli muscle
22. Prevertebral fascia
23. Sympathetic trunk
24. Epiglottis
25. Origins of anterior scalene muscle
26. Cervical nerve VI
27. Middle scalene muscle
28. Posterior scalene muscle
29. Cervical nerve VIII
30. Inferior cervical ganglion
31. Costocervical trunk