Aaron/mrs.Key

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Across
  1. 2. part that extends from the mouth
  2. 5. carries blood away from the heart
  3. 6. also called windpipe
  4. 9. organs that transport blood
  5. 11. main branches of the trachea leads to nervous system
  6. 12. exchange between blood and cells in tissue
  7. 14. masses of the tissue that remove pathogens
Down
  1. 1. watery fluids that contains white blood cells
  2. 3. exchange of oxygen
  3. 4. network of organs and tissue
  4. 7. passageways that lead to the lungs
  5. 8. fluid carries nutrients,and wastes
  6. 10. vessel that carries blood
  7. 13. muscle and contains the vocal cords