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What do you know about BONES ?

What do you know about BONES ?. Bones are a Living Tissue ! ! !. Made of both hard and soft materials; Spaces allow blood to circulate throughout the bones. Skeletal System. Classification: Long Bones (1) Short Bones (2) Irregular Bones (3) Flat Bones (4). (2). (4). (1). (3).

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What do you know about BONES ?

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  1. What do you know about BONES ?

  2. Bones are a Living Tissue ! ! ! • Made of both hard and soft materials; • Spaces allow blood to circulate throughout the bones

  3. Skeletal System • Classification: Long Bones (1) Short Bones (2) Irregular Bones (3) Flat Bones (4) (2) (4) (1) (3)

  4. Types of Bone Tissue Compact and Spongy

  5. Marrow and Blood Cells The Marrow is responsible for the production of blood cells!

  6. Why do I need a Skeleton? Bricks Framework House

  7. Why do I need a Skeleton? Muscles Skeleton (Framework) Animal

  8. The Axial Skeleton • The part of the skeleton that forms the axis; • Provides support and protection.

  9. The Appendicular Skeleton • Attached to the axial skeleton; • Its main function is to allow movement.

  10. The skeleton changes as the body develops and ages. Infancy Childhood

  11. The skeleton changes as the body develops and ages. • In adolescence bones stop growing  No more growth discs; • In adulthood  decrease of bone density (weaker bones!)

  12. JOINTS Connect Parts of the Skeletal System • Immovable and slightly movable joints;

  13. JOINTS Connect Parts of the Skeletal System • Freely movable joints

  14. Types of Movement ROTATIONAL ANGULAR

  15. FOR NEXT CLASS... • Review 1.2Exercises 1-5. • Dictionary (@ least 15 words!)

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