Skeletal System

1234567
Across
  1. 5. connects bones and joints
  2. 7. skeleton that protects heart, lungs and brain
Down
  1. 1. connects bone to bone; reduce friction
  2. 2. skeleton that supports appendages
  3. 3. long flat bone in center of chest
  4. 4. process of bone formation from cartilage
  5. 6. shoulder blade