| Nasal septum | |
|---|---|
 Bones and cartilages of the septum of the nose. Right side. | |
 MRI image showing nasal septum | |
| Details | |
| Artery | Anterior ethmoidal posterior ethmoidal sphenopalatine greater palatine branch of superior labial[1] |
| Nerve | Anterior ethmoidal nasopalatine nerves,[1] medial posterosuperior nasal branches of pterygopalatine ganglion |
| Lymph | Anterior half to submandibular nodes, posterior half to retropharyngeal and deep cervical lymph nodes |
| Identifiers | |
| Latin | septum nasi |
| MeSH | D009300 |
| TA98 | A06.1.02.004 |
| TA2 | 3137 |
| FMA | 54375 |
| Anatomical terminology | |
The nasal septum (Latin: septum nasi) separates the left and right airways of the nasal cavity, dividing the two nostrils.
It is depressed by the depressor septi nasi muscle.