The Skeletal System - PE GCSE EdExcel

GeorgeHaines
Mind Map by GeorgeHaines, updated 12 months ago
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Mind map with all the necessary information on the skeletal system for the EdExcel PE GCSE Course.
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The Skeletal System - PE GCSE EdExcel
1 Functions
1.1 movement
1.2 protection
1.3 support
2 Connective TIssues
2.1 cartilage
2.1.1 forms cushions between bones to stop them rubbing
2.2 ligaments
2.2.1 join bone to bone
2.3 tendons
2.3.1 join muscle to bone/(other muscles)
3 Kinds of Joint Movement
3.1 extension (opening a joint)
3.2 flexion (closing a joint)
3.3 adduction (moving towards an imaginary centre line)
3.4 abduction (moving AWAY from an imaginary centre line)
3.5 rotation (turning a limb)
4 Types of Movable Joint
4.1 ball and socket
4.1.1 e.g. shoulder
4.1.2 moves in all directions
4.1.3 rotates
4.1.4 allows ALL kinds of joint movement
4.2 hinge
4.2.1 e.g. knee/elbow
4.2.2 goes backwards and forwards
4.2.3 can't go side to side
4.2.4 allows flexion and extension
5 Exercise
5.1 can increase bone density
5.1.1 denser = stronger
5.1.2 puts stress through the bones
5.1.3 stronger = less likely to break or fracture
5.2 strengthens ligaments and tendons
5.2.1 adapt with exercise
5.2.2 less likely to injure yourself
6 Weight bearing exercsie can help prevent osteoporosis
6.1 get older = body gets slower at repairing and strengthening bones
6.2 osteoporosis = disease where bone density is SO LOW your bones are fragile and fracture easily
6.3 where you support your whole body weight e.g. running
6.4 larger force on bones = the better your body is at strengthening bone
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