External nasal nerve
|External nasal nerve|
Sensory areas of the head, showing the general distribution of the three divisions of the fifth nerve. (Nasal nerve labeled at center left.)
The sphenopalatine ganglion and its branches.
|Latin||Rami nasales externi nervi infraorbitalis|
|From||ophthalmic nerve (anterior ethmoidal nerve)|
|Anatomical terms of neuroanatomy|
The external nasal nerve (or external nasal branches) are terminal branches of the anterior ethmoidal nerves (from the ophthalmic division of the trigeminal nerve), and provide sensory innervation to the skin of the lower half of the nose and of the septum mobile nasi.
- Anatomy photo:29:08-0100 at the SUNY Downstate Medical Center
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