( بالصور )anatomy of the skull

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anatomy of the skull

Anatomy of the Skull - Slide 1

Skull, top view demonstrating sagittal (1) and coronal (2) sutures.

Anatomy of the Skull - Slide 2

Infant skull, back view demonstrating the paired lambdoid sutures.

Anatomy of the Skull - Slide 3

Infant skull, demonstrating bregmatic fontanelle.

Note arrow shape — thus sagittal, after Sagittarius the Archer.

Anatomy of the Skull - Slide 4

Frontal view.
Blue — maxillae
Yellow — zygomatic bone
Copper — nasal bones, nasal septum
Pink — sphenoid bone, note greater wings of sphenoid near antrum.
Green — frontal bone
Red — temporal bone
Gold — parietal
White — mandible

Anatomy of the Skull - Slide 5

Lateral view.
Blue — maxillae
Yellow — zygomatic bone
Copper — nasal bones
Pink — sphenoid
Green — frontal, occipital bones
Red — temporal bone
Gold — parietal
White — mandible

Anatomy of the Skull - Slide 6

Inferior View.
Blue — maxillae
Yellow — zygomatic bone
Copper — palatine bone
Pink — sphenoid bone
Green — occipital bone
Red — temporal bone
Gold — parietal bone

Anatomy of the Skull - Slide 7

Cranial fossae
Anterior:
Copper — ethmoid bone
Green — frontal bone
Middle:
Pink — sphenoid bone
Red — temporal bone
Posterior:
Green — occipital bone
Gold — parietal bone

Anatomy of the Skull - Slide_8

Frontal bone _1
Superciliary arch_2
Greater wing of sphenoid bone_3
Nasal bone_4
Lacrimal bone_5
Lacrimal groove_6
Zygomatic bone_7
Nasal notch_8
Anterior nasal spine (ANS_9)
Mandibular notch_10
Body of maxilla_11
Coronoid process_12
Alveolar part of mandible_13
Oblique line of mandible_14
Mental foramen_15
Mental protuberance_16
Body of mandible_17
Angle of mandible_18
Coronal suture_19
Superior temporal line_20
Parietal bone_21
Squamosal suture_22
Temporal bone_23
Zygomatic arch_24
External auditory meatus_25
Condylar process_26
Occipital bone_27
Mastoid process of temporal bone_28
Styloid process of temporal bone_29
Ramus of mandible_30

Anatomy of the Skull - Slide 9

Adult skull as seen from beneath .
Incisive foramen_1
Median palatine suture_2
Palatine process of maxilla_3
Zygomatic process of maxilla_4
Lesser palatine foramen_5
Greater palatine foramen_6
Zygomatic arch_7
Greater wing of sphenoid_8
Horizontal part of palatine bone_9
Posterior nasal spine (PNS_10)
Lateral pterygoid plate_11
Vomer bone_12
Foramen ovale_13
Mandibular fossa_14
External auditory meatus_15
Styloid process of temporal bone_16
Stylomastoid foramen_17
Jugular fossa_18
Foramen lacerum_19
Basilar part of sphenoid bone_20
Condylar fossa_21
Occipital condyle_22
Foramen magnum_23
Inferior nuchal line_24
Carotid canal_25
Spine of sphenoid_26
Foramen spinosum_27_

Adult skull, demonstrating cranial fossae — anterior (A), middle (M), posterior (P).
Crista galli (Ethmoid bone_1)
Frontal crest_2
Optic canal (foramen_3)
Lesser wing of sphenoid_4
Greater wing of sphenoid_5
Chiasmatic sulcus_6
Anterior clinoid process_7
Hypophyseal fossa_8
Foramen oval_9
Foramen spinosum_10
Carotid canal_11
Jugum of sphenoid_12
Posterior clinoid process_13

Anatomy of the Skull - Slide 12

Mandible, lateral view.
Body of mandible_1
Coronoid process_2
Mandibular notch_3
Head of condylar process_4
Ramus of mandible_5
Angle of mandible_6
Oblique line_7
Mental foramen_8
Mental protuberanc_9

Anatomy of the Skull - Slide 13

Mandible, top view.
Condylar process_1
Mandibular notch_2
Pterygoid fovea_3
Mandibular foramen_4
Coronoid process_5
Interosseous eruption of the 3rd molar_6
2nd molar_7
1st molar_8
2nd premolar_9
1st premolar_10
Canine_11
Lateral incisor_12
Central incisor_13

Anatomy of the Skull - Slide 14

Mandible, frontal view.
Coronoid process_1
Condylar process_2
Ramus of mandible_3
Body of mandible_4
Alveolar part_5
Mental protuberance_6
Mental tubercle_7
Mental foramen_8
Oblique line_9

Anatomy of the Skull - Slide 15

Mandible, posterior view.
Condylar process_1
Coronoid process_2
Ramus of mandible_3
Mandibular lingula_4
Mandibular foramen_5
Mylohyoid groove_6
Mylohyoid line_7
Sublingual fovea_8
Mental spine_9
Digastric fovea_10
Alveolar part_11
Angle of mandible_12_

Anatomy of the Skull - Slide 16

The maxillae ( blue) and zygomatic bones ( yellow) as seen from the front.

Anatomy of the Skull - Slide 17

The maxillae ( blue) and zygomatic bones ( yellow) as seen from the side.

Anatomy of the Skull - Slide 18

The maxillae ( blue) and zygomatic bones ( yellow) as seen from beneath.

Anatomy of the Skull - Slide 19

Juxtaposed maxillae and zygomatic bones as seen from the front.
Nasal margin_1
Frontal margin_2
Frontal process_3
Orbital process_4
Infraorbital sulcus_5
Zygomatic bone_6
Infraorbital foramen_7
Body of maxilla_8
Alveolar process of body_9
Anterior (facial) surface_10
Canine fossa_11
Canine eminence_12
Median palatine suture_13
Nasal crest_14
Nasal notch_15

Anatomy of the Skull - Slide 20

Maxilla, medial view demonstrating antrum (A).
Frontal process_1
Nasal notch_2
Anterior nasal spine_3
Incisive canal_4
Alveolar process_5
Palatine process_6

Anatomy of the Skull - Slide 21

Buttresses shown by arrows.

Anatomy of the Skull - Slide 22

Nasal cavity — section is dorsal to orbit.
Anterior cranial cavity_1
Nasal cavity_2
Inferior concha_3
Inferior meatus_4
Middle meatus_5
Middle concha_6
Nasal septum_7