Orofacial Structures Flashcards
Stomodium
4th week; from ectoderm, to oral cavity
1st Pharyngeal Arch
4th week; from mandibular processes + NCC, to lower lips/face and mandible
Maxillary Process
4th week; from swellings, to mid-face/lip sides/posterior maxilla
Frontonasal Process
4th week; from ectoderm + NCC, to medial/lateral nasal
Nasal Pits
4th week; from nasal placode, to nasal cavities
Medial Nasal Process
4th week; from frontonasal, to middle of nice
Primary Palate
week 5-6; nasal process to intermaxillary segment
Secondary Palate
week 6-12; maxillary process to fused palatal shelves
Final Palate
week 12; fusion of all 3 processes
Tongue Body
week 4-8; tuberculum impar + lateral lingual swellings
Tongue Base
week 4-8; copula overgrowing 2nd pharyngeal arches
Tongue Complete
week 8; merging anterior swellings, body, copula of base