Bones of the skull & face...Bones of the skull & face You will be responsible for identifying all of...
Transcript of Bones of the skull & face...Bones of the skull & face You will be responsible for identifying all of...
Bones of the skull & faceYou will be responsible for identifying all of the bones in the cranium
and face
Use this power point to help identify
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Cranium= brain case or helmet
The cranium is composed
of eight bones :
Parietal bone
Frontal bone
Coronal suture
Lacrimal bone
Ethmoid bone
Squamous suture
Sphenoid bone
Temporal bone
Perpendicular plate
of the ethmoid bone
Infraorbital foramen
Vomer bone
Mandible
Supraorbital foramen
Nasal bone
Sphenoid bone
Middle nasal concha
of the ethmoid bone
Inferior nasal concha
Maxilla
Mental foramen
Zygomatic bone
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
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Cranium
• Frontal Bone (1): Parietal bone
Frontal bone
Coronal suture
Lacrimal bone
Ethmoid bone
Squamous suture
Sphenoid bone
Temporal bone
Perpendicular plate
of the ethmoid bone
Infraorbital foramen
Vomer bone
Mandible
Supraorbital foramen
Nasal bone
Sphenoid bone
Middle nasal concha
of the ethmoid bone
Inferior nasal concha
Maxilla
Mental foramen
Zygomatic bone
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
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Cranium
• Parietal Bones (2):
Coronal suture
Frontal bone
Sphenoid bone
Ethmoid bone
Lacrimal bone
Nasal bone
Zygomatic bone
Maxilla
Mental foramen
Mandible
Coronoid process
Styloid process
Mandibular condyle
Mastoid process
External acoustic meatus Temporal process
of zygomatic bone
Zygomatic processof temporal bone
Occipital bone
Temporal bone
Parietal bone
Lambdoid suture
Squamous suture
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Skull
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SuturesCoronal Suture
Frontal bone
Parietal bones
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Cranium
• Occipital Bone (1):
Zygomatic bone
Palatine process of maxilla
Palatine bone
Occipital bone
Foramen magnum
Lambdoid suture
Zygomatic arch
Mandibular fossa
Styloid process
Occipital condyle
External acoustic meatus
Sphenoid bone
Vomer bone
Temporal bone
Mastoid foramen
Frontal boneMedian palatine suture
Incisive foramen
Greater palatine foramen
Stylomastoid foramen
Foramen spinosum
Carotid canal
Jugular foramen
Foramen ovale
Foramen lacerum
Condylar canal
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
SuturesLambdoid Suture
Occipital bone Parietal bones
Fig. 7.14Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Sutural
bones
Parietal bone
Occipital bone
Temporal bone
SuturesSagittal Suture
Parietal bones
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Cranium
• Temporal Bones (2):
Coronal suture
Frontal bone
Sphenoid bone
Ethmoid bone
Lacrimal bone
Nasal bone
Zygomatic bone
Maxilla
Mental foramen
Mandible
Coronoid process
Styloid process
Mandibular condyle
Mastoid process
External acoustic meatus Temporal process
of zygomatic bone
Zygomatic process
of temporal bone
Occipital bone
Temporal bone
Parietal bone
Lambdoid suture
Squamous suture
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
SuturesSquamous Suture
Parietal bone Temporal bone
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Facial Skeleton
• Maxillae Bones (2)
Coronal suture
Frontal bone
Sphenoid bone
Ethmoid bone
Lacrimal bone
Nasal bone
Zygomatic bone
Maxilla
Mental foramen
Mandible
Coronoid process
Styloid process
Mandibular condyle
Mastoid process
External acoustic meatus Temporal
process
of zygoma
Zygomatic process
of temporal bone
Occipital bone
Temporal bone
Parietal bone
Lambdoid suture
Squamous suture
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Maxillae
Fig. 7.17Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Parietal bone
Frontal bone
Coronal suture
Lacrimal bone
Ethmoid bone
Squamous suture
Sphenoid bone
Temporal bone
Perpendicular plate
of the ethmoid bone
Infraorbital foramen
Vomer bone
Mandible
Supraorbital foramen
Nasal bone
Sphenoid bone
Middle nasal concha
of the ethmoid bone
Zygomatic bone
Inferior nasal concha
Maxilla
Mental foramen
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Facial Skeleton
• Mandible Bone (1)Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Coronoid process
Mandibular
foramen
Alveolar
arch
Coronoid
process
Body
(a)(b)
Mental foramen
Alveolar
process
Ramus
Mandibular
foramenMandibular condyle
Body
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Facial Skeleton
Coronal suture
Frontal bone
Sphenoid bone
Ethmoid bone
Lacrimal bone
Nasal bone
Zygomatic bone
Maxilla
Mental foramen
Mandible
Coronoid process
Styloid process
Mandibular condyle
Mastoid process
External acoustic meatus Temporal
process
of zygoma
Zygomatic process
of temporal bone
Occipital bone
Temporal bone
Parietal bone
Lambdoid suture
Squamous suture
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
• Zygomatic Bones (2)• Prominences of cheeks
• Lateral walls of orbits
• Floors of orbits
• Temporal process
Frontal bone
Fig. 7.18 Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Supraorbital notch
Optic canal
Nasal bone
Ethmoid bone
Lacrimal bone
Maxilla
Infraorbital foramenZygomatic bone
Inferior orbital
fissure
Palatine bone
Sphenoid bone
Superior orbital
fissure
Frontal bone
Fig. 7.19Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Coronoid process
Zygomatic process
of temporal bone
Styloid process
Mandibular condyle
Mastoid process
External acoustic meatus
Temporal bone
Occipital bone
Lambdoid suture
Squamous suture
Parietal boneCoronal suture
Frontal bone
Sphenoid bone
Ethmoid bone
Lacrimal bone
Nasal bone
Zygomatic bone
Temporal process
of zygomatic bone
Maxilla
Mental foramen
Mandible
Parietal bone
Fig. 7.20 Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Frontal sinus
Maxillary sinus
Sphenoidal sinus
Ethmoidal air cells
Fig. 7.21Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Incisive foramen
Palatine process of maxilla
Median palatine suture
Palatine bone
Greater palatine foramen
Foramen lacerum
Foramen ovale
Foramen spinosum
Carotid canal
Jugular foramen
Stylomastoid foramen
Foramen magnum
Lambdoid suture
Condylar canal
Occipital bone
Zygomatic bone
Frontal bone
Sphenoid bone
Zygomatic arch
Vomer bone
Mandibular fossa
Styloid process
External acoustic meatus
Occipital condyle
Mastoid foramen
Temporal bone
Occipital bone
Foramen magnum
Jugular foramen Internal acoustic meatus
Hypoglossal canal
Fig. 7.25Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Optic canal
Foramen rotundum
Foramen ovale
Foramen lacerum
Internal acoustic
meatus
Jugular foramen
Occipital bone
Foramen magnum
Parietal bone
Foramen spinosum
Temporal bone
Sella turcica
Superior orbital fissure
Sphenoid bone
Frontal bone
Ethmoid
bone
Crista galli
Cribriform plate
Olfactory foramina
Fig. 7.27Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Temporal bone
Parietal bone
Squamous suture
Lambdoid suture
Occipital bone
Internal acoustic meatus
Jugular foramen
Sella turcica
Hypoglossal canal
Foramen magnum
Mastoid process
Alveolar processes
Vomer bone
Palatine bone
Sphenoidal sinus
Styloid process
Coronal suture
Frontal bone
Sphenoid bone
Frontal sinus
Nasal bone
Ethmoid
bone
Maxilla
Mandible
Inferior nasal concha
Palatine process
of maxilla
Crista galli
Cribriform plate
Perpendicular plate
(nasal septum)
Zygomatic bone
Table 7.6
Table 7.7