Nasal processes

By the upgrowth of the surrounding parts the olfactory areas are converted into pits, the olfactory pits, which indent the fronto-nasal process and divide it into a medial and two lateral nasal processes (or nasal prominences The terms "nasolateral" and "nasomedial" are also used.) The rounded lateral angles of the medial process constitute the globular processes of His.

Pathology
Failure to fuse can cause a cleft lip.