06_Skeleton

06_Skeleton - THE SKELETON Chapters 7 & 8 Axial vs....

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THE SKELETON Chapters 7 & 8
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Axial vs. Appendicular Skeleton Axial Skeleton Forms long central axis of body Consists of skull, vertebral column and thorax Appendicular Skeleton Bones of the appendages Consists of limb bones and their girdles
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Bone Markings
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Skull 1. Frontal bone 2. Parietal bone 3. Temporal bone 4. Sphenoid bone 5. Ethmoid bone 6. Lacrimal bone 7. Nasal bone 8. Zygomatic bone 9. Maxilla 10. Vomer 11. Mandible Not pictured: Hyoid bone Occipital bone Palatine bone 1 2 3 4 5 6 7 8 9 10 11
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Sutures Coronal suture Lambdoid suture Sagittal suture Squamous suture Sutural bones Vary in individuals May be as big as a quarter
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Foramen and Canals Pathway for blood vessels and nerves
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Paranasal Sinuses Lined with mucous Warm and humidify air Make skull lighter Resonate sound Ethmoidal, frontal, maxillary and sphenoid sinuses
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Cervical - 7 Atlas (C1) Axis (C2) Thoracic - 12 Lumbar - 5 Sacrum - 5 fused Coccyx - 4 fused
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06_Skeleton - THE SKELETON Chapters 7 & 8 Axial vs....

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