Dissection of nose

Vestibule

Stanford holds the copyright to the David L. Bassett anatomical images and has assigned Creative Commons license Attribution-Share Alike 4.0 International to all of the images.
For additional information regarding use and permissions, please contact Dr. Drew Bourn at dbourn@stanford.edu.

Image #71-3

Dissection of nose

Vestibule

The lateral wall of the nose has been cut away.

1. Nasal bone
2. External nasal branch of anterior ethmoidal nerve
3. Lateral nasal cartilage (cut away)
4. Nasal septum
5. Greater alar cartilage (lateral crus cut away)
6. Nasal mucosal membrane
7. Apex nasi
8. Hair
9. Vestibule (of nose)
10. Cut edge of skin of mobile nasal septum
11. Artery of nasal septum
12. Depressor septi nasi muscle (lateral fibers form alar part nasalis muscle, not a separate muscle in this case)
13. Superior labial branches infraorbital nerve (cut ofl)
14. Labial gland
15. Orbicularis oris muscle
16. Frontal process of maxilla
17. Inferior oblique muscle
18. Infraorbital margin
19. Zygomaticomaxillary suture
20. Infraorbital head of levator labii superioris muscle
21. Branches of infraorbital nerve emerging from infraorbital foramen
22. Transverse part of nasalis muscle (cut off)
23. Canine fossa
24. Remnant of angular head of levator labii superioris muscle
25. Internal nasal branch infraorbital nerve (cut off)
26. Depressor anguli oris muscle (cut off)
27. Buccinator muscle
28. Superior labial artery