After passing through the lesser palatine foramen, the lesser palatine nerve passes posteriorly to supply the soft palate.
Nasal nerves. The nasal nerves (Fig. 8.156), approximately seven in number, pass medially through the sphenopalatine foramen to enter the nasal cavity. Most pass anteriorly to supply the lateral wall of the nasal cavity, while others pass across the roof to supply the medial wall.