B4 A skeletons 0.0 / 5 ? BiologyCells, tissues and organsGCSEOCR Created by: issy.gravenerCreated on: 20-04-16 19:53 What are the advantages of an internal skeleton compared with an external one? .framework for the body. grows with the body. easy attach to muscles. flexibility 1 of 12 what are the disadvantages of cartilage its sustainable to infection, but can grow and repair itself 2 of 12 discribe the structure of a longbone head with coating of cartilage, shaft containing bone marrow and blood vessles 3 of 12 what happens to cartilage as we grow we are bone with cartilage bones, but these ossify and replaced by calcium and phosphorus salts 4 of 12 why is it bad to move someone with a suspected fracture because it can make it worse, and could lead to an infection 5 of 12 what are the different types of fractures a simple fracture, a greenstick fracture, and a compound fracture 6 of 12 why are older people more likely to break bones because they are prone to osteoporosis, where bones are weakened 7 of 12 what are the four components of synovial joints synovial fluid, synovial mambrane, cartilage, ligaments 8 of 12 what are the functions of the four componts of a synovial joint synovial membrane secretes synovial fluid which lubricates and cushions the bones, cartilage prevents friction, ligaments join bones to each other 9 of 12 what are the two types of synovial joints ball and socket, and hinge 10 of 12 what are the stages to bending your arm ther biceps contract pulling the radius bone, and the triceps relax 11 of 12 what are the stages of straightening you arm the tricepts contract, pulling the ulna bone and the bicpets relax 12 of 12
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