skeletal system

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Across
  1. 4. helps make red and white blood cells
  2. 5. a fibrous connective tissue that attaches muscle to bone.
  3. 7. active membrane
  4. 8. porous with blood vessels and nerves
Down
  1. 1. the main type of connective tissue seen throughout the body.
  2. 2. is where 2 bone meet and come together
  3. 3. hard outer bone surface
  4. 6. a fibrous connective tissue that attaches bone to bone