Parts of the body

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Across
  1. 1. The center of your body.
  2. 3. FOOD comes in, WORDS comes out.
  3. 6. It's in the middle of your face.
  4. 7. You can see with them.
  5. 8. You can listen with them.
Down
  1. 2. "Head, ... , knees and toes"
  2. 4. They have 4 fingers and 1 thumb.
  3. 5. It's covered by shoes.