Anatomy of the Skull

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SKULL

25/11/2012

NEUROCRANIUM(CRANIAL VAULT)

FRONTAL

OCCIPITAL

SPHENOID

ETHMOID

UNPAIREDBONES

PARIETAL

TEMPORAL

PAIRED BONES

Houses and protect the brain

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VISCEROCRANIUM(FACE & JAW)

MANDIBLE

VOMER

MAXILLA

ZYGOMATIC

NASAL

LACRIMAL

PALATINE

INFERIOR CONCHA

UNPAIRED BONES

PAIREDBONES

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SUTURES Coronal

Sagittal

Squamosal Lambdoidal25/11/2012 Dr.OmerTagelsirAbdalla

FONTANELLS

Anterior

Posterior

Sphenoid

Mastoid

metopic suture

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Frontal

Nasal

Zygomatic

Maxillary

Mandible

NORMA FRONTALISOrbits

PiriformAperture25/11/2012 Dr.OmerTagelsirAbdalla

FACIAL FORAMINA

Supraorbital

Infraorbital

Mental

TRIGEMINAL NERVE( CN V )

V1 Ophthalmic

V2 Maxillary

V3 Mandibular

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frontal

parietal

squamous

occipital

sph

ethmoid

maxilla

mandible

zyg

n

lacrimal

Mastoid process

Styloid process

Zygomatic arch

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FP

O

TS

RADIOGRAPHIC AND CRANIOMETRIC LANDMARKS

Bregma

Lambda

Inion

Glabella

Nasion

Ant. Nasalspine

MentonPterion

VERTEX (highest point)

Z

Max

Mand

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Figure 7.3e25/11/2012 Dr.OmerTagelsirAbdalla

M

PS

TV

O

INCISIVE CANAL

PALATINE PROCESSOF MAXILLA

HORIZONTAL PROCESSOF PALATINE BONE

CHOANA

GREATER WING

PTERYGOIDPROCESS

BODY OF SPHENOID

FORAMEN LACERUM

FORAMEN OVALE

FORAMEN SPINOSUM

MANDIBULARFOSSA

STYLOIDPROCESS

EXTERNALAUDITORYMEATUS

MASTOIDPROCESS

FORAMEN MAGNUM

INF. NUCHAL LINE

SUP. NUCHAL LINECarotid canal

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Cranial Vault

Ant.Mid.

Post.

CN I

CN II - VI

CN VII-XII

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Ethmoid

Sagittal Section

Vomer (plow)

Palatine

Crista Galli

Perpendicular Plate

Sphenoid

Temporal

Cribriform Plate

Petrousridge

Clivus(slope)

ANT.C.F. MID.

C.F.

POST.C.F.

Lesser wing

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Figure 7.4b

Greater wings

Lesser wing

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CRANIAL CAVITYBones

Frontal

Ethmoid

Sphenoid

Temporal

Parietal

Occipital

Fossae

Anterior

Middle

Posterior

Optic canalForamenrotundum

Foramen ovaleForamen spinosum

Carotid canal

Foramen lacerum

Internal acousticmeatus

Jugular foramen

Superior orbitalfissure

Hypoglossal canal

Cribiform plate

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