Download Development of the face

Special Embryology
___ Development of
organs and organ
systems
Chapter 22
Development of the
face and neck
额鼻突
frontonasal prominence
心突 heart bulge
frontonasal prominence
heart prominence (bulge)
Ⅰ. 鳃器的发生
Development of the branchial apparatus
鳃弓 Branchial arch
鳃沟 Branchial groove
咽囊 Pharyngeal pounch 鳃膜 pharyngeal membrane
Ⅱ.Derivatives of the pharyngeal pouches
1st:tympanic cavity
pharyngotympanic tube
tympanic membrane
external auditory meatus
auricle
epi.
2nd: palatine tonsil
crypt
3rd: thymus (ventral)
inferior parathyroid (dorsal)
4th: superior parathyroid
5th: ultimobranchial body
Ⅲ. Development of the tongue
lateral lingual swelling (distal tongue bud)
tuberculum impar (median tongue bud)
copula
hypopharyngeal eminence
terminal sulcus foramen cecum
bifid tongue
Ⅳ. Formation of the face, mouth and nose
Frontonasal prominence
上颌突 Maxillary prominence
下颌突 Mandibular prominence 口凹 Stomodeum
鼻板
Nasal placode
鼻窝 Nasal pit
内侧鼻突 Medial nasal prominence
外侧鼻突 lateral nasal prominence primitive nasal cavity
鼻泪沟 Nasolacrimal groove
lower jaw lower lip
lateral part of upper jaw and upper lip
cheek
apex of nose
bridge of nose
philtrum
external nares
oral fissure
鼻囊 Nasal sac
Primitive nasal
chamber
口鼻膜
Oronasal membrane
原始鼻后孔
Primitive choana
Congenital Malformation
a.Cleft lip
the maxillary process fail to fuse
with the medial nasal process
b. Oblique Facial Cleft
面斜裂
the maxillary process fail to fuse with its
corresponding lateral nasal process
Ⅴ. Development of the palate and separation of
the nasal cavity
正中腭突
Median palatine process
(primary palate)
外侧腭突
Lateral palatine process
切齿孔 Incisive foramen
Hard palate
Soft palate
腭垂 uvula
Nasal septum
鼻甲 nasal conchae
Congenital Malformation
cleft palate
bilateral anterior cleft palate
posterior cleft palate
posterior cleft palate
With left anterior cleft palate
complete cleft palate
Ⅵ.Formation of the neck
心上嵴Epicardial ridge
颈窦 Cervical sinus
颈囊 Cervical cyst
颈瘘 Cervical fistula