DEVELOPMENT OF FACE

THE DEVELOPMENT OF FACE 

The face develops from 5 swellings that form around the primitive mouth (stomodeum).

• single  fronotonasal process 
• paired maxillary process 
• paired mandibular process 

• FRONTONASAL  processes forms:   forehead ,external nose,nasal cavity,nasal septum and philtrum of lip.
•   MAXILLARY process forms : lateral parts of upper lip and upper part of cheek
• MANDIBULAR process forms : lower lip and lower part of cheek .

• CLINICAL ANATOMY : CLEFT LIP AND CLEFT PALATE