the skull 主讲:李文春 down. the skull the skull contains 23 bones.the skull is is divided...

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The Skull 主主 主主主 down

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( 一) The cerebral cranium The cerebral cranium consists of eight cranial bones. down Up one frontal one ethmoid one sphenoid one occipital two parietal two temporal

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Page 1: The Skull 主讲:李文春 down. The skull The skull contains 23 bones.The skull is is divided into…

The Skull

主讲:李文春down

Page 2: The Skull 主讲:李文春 down. The skull The skull contains 23 bones.The skull is is divided into…

The skull

The skull contains 23 bones .The skull is is divided into two parts :cerebral cranium and facialcranium

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Page 3: The Skull 主讲:李文春 down. The skull The skull contains 23 bones.The skull is is divided into…

( 一) The cerebral cranium The cerebral cranium consists of eight cranial bones .

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one frontal one ethmoid one sphenoid one occipital two parietal two temporal

Page 4: The Skull 主讲:李文春 down. The skull The skull contains 23 bones.The skull is is divided into…

( 二) The facial cranium The facial cranium are fifteen in number.

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maxilla palatine paired zygomatic bones nasal lacrimal bones inferior nasal conchae vomer Unpaired mandible bones hyoid

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Page 5: The Skull 主讲:李文春 down. The skull The skull contains 23 bones.The skull is is divided into…

( 二) The facial cranium 1. The mandible

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2. The hyoid

angle of mandible

Page 6: The Skull 主讲:李文春 down. The skull The skull contains 23 bones.The skull is is divided into…

( 三) The skull as a whole 1.The superior aspect of the skull

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coronal suture sagittal suture lambdoid suture

2.The posterior aspect of the skull

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external occipital protuberance superior nuchal line

Page 7: The Skull 主讲:李文春 down. The skull The skull contains 23 bones.The skull is is divided into…

( 三) The skull as a whole 3.The internal surface of the base of skull

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It is divided into three fossa. These are the anterior,the middle and the posterior cranial fossa.

Page 8: The Skull 主讲:李文春 down. The skull The skull contains 23 bones.The skull is is divided into…

3.The internal surface of the base of skull

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frontal crest foramen cecum crista galli cribriform plat cribriform foramina

(1) The anterior cranial fossa

Page 9: The Skull 主讲:李文春 down. The skull The skull contains 23 bones.The skull is is divided into…

3.The internal surface of the base of skull

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hypophysial fossa optic canal anterior clinoid process dorsum sellae( 鞍背) posterior clinoid process superior orbital fissure foramen lacerum( 破裂孔) foramen rotundum foramen ovale foramen spinosum sulcus for middle meningeal artery

(2) The middle cranial fossa

Page 10: The Skull 主讲:李文春 down. The skull The skull contains 23 bones.The skull is is divided into…

3.The internal surface of the base of skull

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foramen magnum hypoglossal canal internal occipital protuberance sulcus for superior sagittal sinus sulcus for transverse sinus sulcus for sigmoid sinus jugular foramen internal acoustic pore

(3) The posterior cranial fossa

Page 11: The Skull 主讲:李文春 down. The skull The skull contains 23 bones.The skull is is divided into…

4.The external surface of the base of skull

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alveolar arch incisive foramina greater palatine posterior nasal apertures occipital condyle hypoglossal canal jugular foramen styloid process stylomastiod foramen

Page 12: The Skull 主讲:李文春 down. The skull The skull contains 23 bones.The skull is is divided into…

5.The lateral view of skull

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external acoustic pore mastoid process zygomatic arch temporal fossa infratemporal fossa pterion

infratemporal fossa pterygopalatine fossa

Page 13: The Skull 主讲:李文春 down. The skull The skull contains 23 bones.The skull is is divided into…

6.The front view of skull

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(2) the orbits ① orbital opening supraorbital foramen (notch) inferiorrbital foramen ② orbital apex:optic canal ③ superior wall:lacrimal fossa ④ medial wall: lacrimal sac fossa, nasolacrimal canal

(1) the forehead superciliary arch

⑤ inferior wall: inferiorrbital fissure ⑥ lateral wall: superiorrbital fissuredown

眉的形态与美容的关系

Page 14: The Skull 主讲:李文春 down. The skull The skull contains 23 bones.The skull is is divided into…

6.The front view of skull

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(3) the bony nasal cavity nasal septem superior middle conchae inferior superior middle meatus inferior sphenoethmoidal recess

Page 15: The Skull 主讲:李文春 down. The skull The skull contains 23 bones.The skull is is divided into…

6.The front view of skull

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(4) the paranasal sinuses ① the frontal sinuses

② the ethmoidal sinuses ③ the sphenoidal sinuses

④ the maxillary sinuses

(5) the oral cavity

Page 16: The Skull 主讲:李文春 down. The skull The skull contains 23 bones.The skull is is divided into…

( 四) The skull at birth

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anterior fontanelle

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posterior fontanelle

Page 17: The Skull 主讲:李文春 down. The skull The skull contains 23 bones.The skull is is divided into…

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