Biology

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Across
  1. 3. Red tiny ones
  2. 7. starts behind the nose and ends at the top of the trachea
  3. 8. major air passages of the lungs (2)
  4. 10. Helps Clot
  5. 11. Needed to survive
  6. 13. any of the many tiny air sacs of the lungs
  7. 14. Liquid portion of your blood
  8. 15. Brings blood back to the heart
Down
  1. 1. White tiny ones
  2. 2. "Pushes" blood away from the heart
  3. 4. , the bronchioles carry air to small sacs in your lungs called alveoli
  4. 5. Little tiny connecters
  5. 6. Breathing organ
  6. 9. The generalized term for whats in your body
  7. 12. "Wind pipe"