Lesson 2: Skeletal System

123456789101112
Across
  1. 2. firm resilient material at joints and growth plates
  2. 5. thin, tough membrane on outer layer of bone
  3. 6. thick fluid in bone cavity
  4. 7. bone cells that eat away pongy bone as bone grows wider
  5. 8. cells that make new bone
  6. 10. stores lipids
  7. 11. constant process of building new bone and destroying old bone
  8. 12. fibrous protein part of bone
Down
  1. 1. network of pores and tunnels that makes bone strong and resilient
  2. 3. thick hard layer of bone
  3. 4. makes red blood cells
  4. 9. fluid that collects in joints to help them move