Joints

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Joints

  1. 1. 6th Grade Science<br />Joints and Damage<br />
  2. 2. I. Joints<br />Types<br />1. Immovable joints<br />2. Movable<br />i. Ligaments<br />ii. Motions<br /> a. Hinge<br /> b. Ball and socket<br /> c. Pivot<br /> d. Gliding<br />
  3. 3. B. Structure <br />1. Cartilage on ends<br />2. Synovial Fluid<br />3. Capsule<br />
  4. 4. II. Injuries<br />A. Fractures<br />1. Bone breaks into pieces<br />2. Compound Fractures<br />B. Dislocation – Bone leaves joint<br />C. Sprain – Stretch ligaments<br />
  5. 5. III. Diseases <br />A. Osteoporosis<br />
  6. 6. Osteoporosis<br />Rickets – Poor bone hardening<br />
  7. 7. B. Arthritis<br />1. No joint motion<br />
  8. 8. C. Rickets<br />1. Low Calcium<br />
  9. 9. IV. Diagnosis<br />X-rays<br />
  10. 10. B. MRI(Magnetic Resonance Imaging)<br />1. Atoms in body vibrate with magnet<br />2. Can image soft tissues<br />3. Very expensive<br />
  11. 11. V. Treatments<br />A. Casts<br />B. Joint Replacement<br />C. Arthroscopy<br />

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