Kylie Clark/Mrs.Key

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Across
  1. 1. clear fluid that leaks from blood vessels
  2. 6. tiny blood vessel that allows an exchange in blood & cells
  3. 7. collection of organs whose function is to take in oxygen
  4. 10. capillary-rich sac in lungs where exchange of oxygen & carbon dioxide is
  5. 11. masses of tissue that remove pathogens and dead cells
  6. 12. thin-walled tube that extends from larynx to bronchi
Down
  1. 1. network that collect the fluid & returns it to blood vessels
  2. 2. a blood vessel that carries blood away
  3. 3. a vessel that carries blood to the heart
  4. 4. one of 2 main branches of trachea that lead to lungs
  5. 5. part of respiratory system between the pharynx & trachea
  6. 6. a collection of organs that transport blood
  7. 8. the part of the respiratory system that extends from mouth to larynx
  8. 9. fluid that carries gases, nutrients, & waste