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 It supports the organs and tissues of the body  It provides protection for internal organs  It is where muscles attach which causes movement of the.

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Presentation on theme: " It supports the organs and tissues of the body  It provides protection for internal organs  It is where muscles attach which causes movement of the."— Presentation transcript:

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2  It supports the organs and tissues of the body  It provides protection for internal organs  It is where muscles attach which causes movement of the bones and muscles  The bones are a source of blood cells and a store for minerals required for body function

3 Skeleton 206 Bones Axial Skeleton Appendicular Skeleton Skull Spine Rib Cage (Thorax) Limbs Shoulder girdle Pelvic Girdle

4  Consists of 8 bones fused together  The face has 14 bones  Some of the facial bones are fused together  The mandible can move independently

5  The spine is divided into 5 regions  Vertebrae are stacked on top of one another and a canal is formed  The spinal cord runs down the canal  Inter-vertebral disc sit in between each vertebrae to allow movement and absorb shock

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7  Consists of 12 pairs of ribs  The top 10 join onto the sternum  The other 2 are floating ribs

8 Consists of:  The clavicle joined to the top of the sternum  At the other end the clavicle holds the scapula away from the rib cage (thorax)

9  Consists of the humerus, ulna, radius and 2 rows of carpal bones

10 Consists of:  5 meta carpal bones and phalanges

11 Consists of:  Sacrum and Coccyx which are fused together and join into the Ilium

12 Consists of:  The femur (longest & strongest bone in the body  Tibia  Fibula  Patella (knee cap)

13 Consists of:  7 Tarsals  5 Metatarsals  Phalanges

14 There are 5 types of bones that are distinguishable by their shape Long Bones:  They are longer than they are wide  Humerus, tibia, radius, phalanges

15 Short Bones:  They are the same width and length  They are roughly cubicle  Carpals and tarsals Flat Bones:  They are flat to allow muscle attachment  They are usually protecting organs  Skull, ribs, pelvis, shoulder blades

16 Irregular Bones:  They have no regular shape or characteristics  Facial bones and vertebrae Sesamoid Bone  Small bones developed in tendons around some joints  Patella

17 There are 2 main types of bone tissue Compact Bone Tissue:  It is heavy, dense, strong bone tissue  It is ivory coloured and covers the whole bone  It is thickest at the centre of the shaft in a long bone

18 Cancellous Bone Tissue:  It has a spongy, honeycomb appearance  It is strong and hard but less dense than compact tissue  It is found mainly at the ends of bones

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