1. Body in Action (a) Movement SQA Questions

2. What you should know -skeleton The skeleton provides a f_______ for s_______ and m_______ attachment The skeleton p_______ the h____, l______, b_____ and s_______ cord Bone is composed of the components f______ (elastic) f______ and h____ m________ Bone is formed by l_______ c____ ramework upportuscle rotectseart ungsrainpinal lexible ibres ard inerals ivingells

3. A b____ and s_____ joint e.g. ________ allows m_______ in _ planes A h_____ joint e.g. _____ allows movement in ___ plane allocket hip / shoulder ovement inge knee/elbow 1 3 What you should know - joints

4. What you should know - muscles Muscles are attached to b_____ by t_____ When a muscle c______ it s_______ and p___ on a tendon attached to a bone at a j_____ Tendons are i________ so that a__ the f_____of a muscle c___________ is t__________ to the bone at a joint At a joint there are always t___ muscles. One muscle b_____ the joint + second muscle needed to s_________ the joint. ones endons ontractsocket ulls oint nelasticll orceontraction ransferred wo ends traighten

5. Synovial Joint p148 CREDIT A synovial joint is a joint l_________ by s________ fluid All b___ and socket and h_____ joints are synovial joints The h__, s_______, e______ and k____ are all synovial joints ubricated ynovial all inge ip houlder lbownee

6. ligament synovial membrane synovial fluid cartilage

7. Name 1 – 4 in this ball and socket joint synovial membrane synovial membrane ligament cartilage synovial fluid

8. Structure of a Synovial Joint p148 CREDIT 1 3 4 5 2 support holds the two bones together secretes synovial fluid cushions the joint and reduces friction lubricates the joint by reducing friction

9. cartilage 1 2 3 4 5 ligament synovial fluid synovial membrane head of femur femur

10. Synovial joint functions CREDIT Part of synovial joint function bone support ligamentholds the two bones together synovial membranesecretes synovial fluid capsulesurrounds the joint cartilage cushions the joint and reduces friction synovial fluidlubricates the joint by reducing friction 1 2 3 4 5

11. Cushions the joint / end of bones/ acts like a shock absorber

12. Range of movement is less in one plane/ two directions Flexible fibres / hard minerals

13. brain heart lungs spinal cord

14. movement support ligament Hard minerals

15. skull brain Rib cage heart and lungs backbone spinal cord

17. cartilage Synovial fluid Synovial membrane ligament Synovial membrane cartilage ligament B D Lubricates joint / Reduces friction

18. C A D E B

19. Reduces friction

20. One muscle bends joint Tendons are inelastic / do not stretch + second muscle needed to straighten joint

21. cartilage synovial fluid

22. s tendon