Dissection of nose

Superficial nerves and blood vessels; transverse nasal muscle, left anterolateral view

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Image #70-7

Dissection of nose

Superficial nerves and blood vessels; transverse nasal muscle, left anterolateral view

The skin and subcutaneous connective tissue have been removed. The external nasal nerve is obscured by the transverse nasal muscle and a fascial plane which extends from this muscle toward the apex of the nose.

1. Branches of supratrochlear nerve left
2. Branch supratrochlear nerve right
3. Procerus muscle and base of nose
4. Angular head of levator labii superioris muscle
5. Transverse part of nasalis muscle
6. External nasal branch infraorbital nerve
7. Nasal insertion of angular head of levator labii superioris muscle
8. Orbital part orbicularis oculi muscle
9. Palpebral part of orbicularis oculi muscle
10. Branches of supratrochlear nerve
11. Branches of infratrochlear nerve
12. Skin of margin of eyelid
13. Angular artery
14. Nasal branch of angular artery
15. Branches of infraorbital nerve
16. Infraorbital head of levator labii superioris muscle