Lab 2 - Lab # 2- Axial Skeleton -2 Major parts of the...

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Lab # 2- Axial Skeleton -2 Major parts of the skeletal system: Axial & appendicular -Axial: along axis of the skeleton, includes: Skull, Ribs, Sternum and Vertebrae -Appendicular: Includes everything else Functions of Skeleton: -Support & Protection: Keeps body upright, protects delicate organs (Rib Cage) -Leverage: Allows Movements (Femur) -Mineral/Lipid Production: 98% calcium in body (Calcium storage) -Blood Cell Production: White/red blood cells produced by red marrow (Bone Marrow) Skull: Many plates that articulate at sutures Suture: Where 2 bones join (Sagittal Suture) -Turbinate bones in nasal cavity -Fetal skull has cartilage b/w bones (fontanel) until growth of skull stops Paranasal Sinuses: -Structure: Air filled chambers extend and open into nasal cavity -Function: Lighten bone, produce mucous, act as a resonation chambers -Bones Containing Sinuses: Frontal, Sphenoid, Maxillary Vertebral Column: -Cervical Vertebrae: Light and flexible for movement of head -Thoracic Vertebrae: Ribs connect here
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Lab 2 - Lab # 2- Axial Skeleton -2 Major parts of the...

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