anatomy of the skull

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SKULL 25/11/2012

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Page 1: Anatomy of the Skull

SKULL

25/11/2012

Page 2: Anatomy of the Skull

NEUROCRANIUM(CRANIAL VAULT)

FRONTAL

OCCIPITAL

SPHENOID

ETHMOID

UNPAIREDBONES

PARIETAL

TEMPORAL

PAIRED BONES

Houses and protect the brain

25/11/2012 Dr.OmerTagelsirAbdalla

Page 3: Anatomy of the Skull

VISCEROCRANIUM(FACE & JAW)

MANDIBLE

VOMER

MAXILLA

ZYGOMATIC

NASAL

LACRIMAL

PALATINE

INFERIOR CONCHA

UNPAIRED BONES

PAIREDBONES

25/11/2012 Dr.OmerTagelsirAbdalla

Page 4: Anatomy of the Skull

SUTURES Coronal

Sagittal

Squamosal Lambdoidal25/11/2012 Dr.OmerTagelsirAbdalla

Page 5: Anatomy of the Skull

FONTANELLS

Anterior

Posterior

Sphenoid

Mastoid

metopic suture

25/11/2012 Dr.OmerTagelsirAbdalla

Page 6: Anatomy of the Skull

Frontal

Nasal

Zygomatic

Maxillary

Mandible

NORMA FRONTALISOrbits

PiriformAperture25/11/2012 Dr.OmerTagelsirAbdalla

Page 7: Anatomy of the Skull

FACIAL FORAMINA

Supraorbital

Infraorbital

Mental

TRIGEMINAL NERVE( CN V )

V1 Ophthalmic

V2 Maxillary

V3 Mandibular

25/11/2012 Dr.OmerTagelsirAbdalla

Page 8: Anatomy of the Skull

frontal

parietal

squamous

occipital

sph

ethmoid

maxilla

mandible

zyg

n

lacrimal

Mastoid process

Styloid process

Zygomatic arch

25/11/2012 Dr.OmerTagelsirAbdalla

Page 9: Anatomy of the Skull

FP

O

TS

RADIOGRAPHIC AND CRANIOMETRIC LANDMARKS

Bregma

Lambda

Inion

Glabella

Nasion

Ant. Nasalspine

MentonPterion

VERTEX (highest point)

Z

Max

Mand

25/11/2012 Dr.OmerTagelsirAbdalla

Page 10: Anatomy of the Skull

Figure 7.3e25/11/2012 Dr.OmerTagelsirAbdalla

Page 11: Anatomy of the Skull

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

25/11/2012 Dr.OmerTagelsirAbdalla

Page 12: Anatomy of the Skull

Cranial Vault

Ant.Mid.

Post.

CN I

CN II - VI

CN VII-XII

25/11/2012 Dr.OmerTagelsirAbdalla

Page 13: Anatomy of the Skull

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

25/11/2012 Dr.OmerTagelsirAbdalla

Page 14: Anatomy of the Skull

Figure 7.4b

Greater wings

Lesser wing

25/11/2012 Dr.OmerTagelsirAbdalla

Page 15: Anatomy of the Skull

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

25/11/2012 Dr.OmerTagelsirAbdalla