2.1

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Across
  1. 2. muscles
  2. 5. prostrate
  3. 6. blood vessels
  4. 9. liver
  5. 10. nails
  6. 11. ureters
Down
  1. 1. adrenal
  2. 3. spleen
  3. 4. spinal cord
  4. 7. cartilage
  5. 8. trachea