Across
- 2. bone, the hard, strong outer layer of bone
- 3. place at which two bones meet together
- 4. bony helmet that protects the brain
- 5. small bones that make up the back bone, which protects the spinal cord
- 7. bone, insides of the bone; has the appearance of honeycomb
Down
- 1. strong bands of tissue that hold joints in place
- 2. strong, flexible tissue that covers the ends of bones so that one bone can slip smoothly over another.
- 6. marrow, important jelly-like material found in the centers of some bones. It is responsible for making new blood cells.