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Posterior Septal Branches of Sphenopalatine Artery
Cardiovascular System

Posterior Septal Branches of Sphenopalatine Artery

Rami septales posteriores arteriae sphenopalatinae

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Origin

The posterior septal branches of the sphenopalatine artery arise from the sphenopalatine artery after it emerges in the nasal cavity through the sphenopalatine foramen.

Course

The posterior septal branches of the sphenopalatine artery pass anteriorly on the nasal septum.

Branches

There are no named branches, however, the posterior septal branches of the sphenopalatine artery anastomose with the ethmoidal arteries. Additionally, it anastomoses with the greater palatine artery that passes through the incisive canal.

Supplied Structures

The posterior septal branches of the sphenopalatine artery supply the mucosa of the nasal septum.

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Sphenopalatine Artery

ScienceDirect image

Long sphenopalatine arteries course medially to nourish the roof of the nasal cavity and anastomose with inferior ethmoidal branches of the OA (Lasjaunias et al., 2001).

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