Across
- 4. formation and development of blood cells
- 5. fluid filled sac on the sides of the joint to help with friction
- 8. second cervical vertebra, forms a pivot that allows the head to turn
- 10. joint: junction between bones of the skull
- 11. absorbs bone tissue during growth/healing
- 13. holes in the bone for blood vessels and nerves to pass through
- 14. fracture: broken bone that breaks through the skin
- 16. bone: dense bone used to create the hard structure of the skeleton
- 17. fracture: broken bone that does not break through the skin
Down
- 1. fluid: clear, thick fluid that helps to lubricate a joint
- 2. end of a long bone
- 3. bone-forming cells
- 6. marrow: spongy tissue inside long bones that helps to produce red blood cells
- 7. mature bone cells
- 9. bone: porous bone usually at the epiphysis, surrounded by compact bone
- 12. marrow: spongy tissue in the middle of long bones that helps to store fat
- 13. soft spot in the infant skull
- 15. first cervical vertebra, jointed with the occipital bone allowing the head to nod