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Skeletal System

Skeletal System. Axial Skeleton Anatomy. Anterior view of skull. The skull 8 cranial bones: occipital, parietal, frontal, temporal, sphenoid, ethmoid 14 facial bones. Lateral view of skull. Sphenoid bone: keystone bone because it touches all other cranial bones

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Skeletal System

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  1. Skeletal System Axial Skeleton Anatomy

  2. Anterior view of skull

  3. The skull 8 cranial bones: occipital, parietal, frontal, temporal, sphenoid, ethmoid 14 facial bones

  4. Lateral view of skull

  5. Sphenoid bone: keystone bone because it touches all other cranial bones Sellaturcica – holds the pituitary gland Ethomoid Cristal galli and cribriform plates hold the olfactory bulb (nerves)

  6. Superior View of Skull after transverse cut.

  7. Medial view of skull

  8. Inferior view of skull

  9. Sinuses: Special openings that lighten the skull, warm and moisten air Figure 6.12c

  10. Hyoid bone – only bone that doesn’t articulate with another bone Anchors the tongue.

  11. 7 12 5

  12. Hyoid and Cervical vertebra

  13. Bone Markings of Vertebra

  14. Atlas and Axis (C1 and C2)

  15. Thoracic and Lumbar vertebra

  16. Sacrum and Coccyx – fused vertebra

  17. Ribs (12 pair) True (7) connect directly to sternum via coastal cartilage False (3) connect indirectly Floating (2) don’t connect

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