Science crossword

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Across
  1. 3. muscle framework of the body
  2. 5. Muscle involuntary muscle found in blood vessels
  3. 7. Joint unable to move joint
  4. 8. normal investment of bone
  5. 10. tough band
  6. 11. tissue composed of cells
  7. 12. connective tissue
Down
  1. 1. inner layer of skin
  2. 2. Muscle only found in the heart
  3. 4. band of tissue
  4. 5. System muscle connected at either or both ends of the bone
  5. 6. outer layer of skin
  6. 7. Muscle smooth muscle that can't be controlled willingly
  7. 9. were two bones meet
  8. 11. pigmint