Parts of body

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Across
  1. 3. it is in the middle parts of the body
  2. 5. if I fall,I have
  3. 8. we are silent throught
  4. 9. they are mostly made from the Sun
Down
  1. 1. passed throught the veins
  2. 2. We cannot centrol this muscle
  3. 3. we think about it
  4. 4. theeth are growing on it
  5. 6. cords when we shout we about
  6. 7. It's at your fingertips