embryology chapter 4

frontonasal process
- upper face
- forehead
- bridge of nose
- nasal septum
frontonasal process: medial nasal processess
- middle portion of the nose
- intermaxillary segment:
- maxillary incisors
- primary palate
frontonasal process: lateral nasal processes

ala of the nose
maxillary process
- midface
- sides of the upper lip
- cheeks
- secondary palate
- posterior portion of maxilla with teeth
- maxillary canines
- zygomatic bone
- portions of temporal bone
mandibular arch (first branchial arch)
- lower face
- lower lip
- mandible with teeth
- trigeminal nerve (V)
- muscles of mastication
mandibular arch: Meckel's cartilage

malleus and incus (middle ear bones)
mandibular arch: perichondrium around meckel's cartilage

temporomandibular ligament
Branchial groove

eardrum
hyoid arch (second branchial arch)
- muscles of facial expression
- suprahyoid muscle
- facial nerve (VII)
hyoid arch: reichert's cartilage
- stapes (middle ear bone)
- syloid process
- upper portion of hyoied bone
hyoid arch: perichondrium of reichert's cartilage

ligaments of hyoid bone
thirch branchial arch

pharyngeal muscle
third branchial arch: unnamed cartilage

lower portion of hyoid bone
fourth/sixth branchial arch

muscles of larynx and pharynx
first pharyngeal pouch

auditory tubes
second pharyngeal pouch

palatine tonsils
third/fourth pharyngeal pouch
- parathyroid gland
- thymus gland

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embryology chapter 4

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processes 1

Updated

2010-12-06T06:51:01Z

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