2 Landmarks of the Skull 2 3 Santa Cruz Skull 4 Fetal skull : sutures 4.

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Presentation transcript:

2 Landmarks of the Skull 2

3 Santa Cruz Skull

4 Fetal skull : sutures 4

5 Cranial bones & Facial bones 5

6  Coronal suture  Sagittal suture  Lambdoidal suture Sutures 6

7 Anterior cranial fossa Middle cranial fossa Posterior cranial fossa 7

8 Lateral view sutures Squamous suture 8

9 Cranial bones & Facial bones 9

10 Cranial Vault Bones  Frontal  Parietal (2)  Occipital  Temporal (2)  Ethmoid  Sphenoid 10

11 Temporal bone  Styloid process  External acoustic meatus  Mastoid process  Mandibular fossa  Zygomatic process 11

12 Sphenoid Bone 12

13 Sphenoid bone Greater wing Lesser wing Sella turcica Foramen rotundum Foramen ovale Foramen spinosum 13

14

15 Ethmoid bone  Cribiform plate  Crista galli - Latin cockscomb as in chicken/rooster  Perpendicular plate

16 Occipital bone  Foramen magnum  Occipital condyles  External occipital protuberance 16

18 Trajectory of bullet no damage to brain stem Missing bone replaced by cranioplasty

19 Facial Bones of the skull anterior view  Maxilla (2)  Zygomatic (2)  Nasal (2)  Lacrimal (2)  Inferior nasal concha (2)  Vomer  Palatine (2)  Mandible 19

20 Mandible  Mandibular condyle  Coronoid process  Mental foramen  Mandibular foramen 20 TMJ

21  Tarsiers  Each eyeball is the size of their brain  Relative to weight, largest eye of any animal

Study tutorials

23 Andreas Vesalius 1542

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