Human body system

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Across
  1. 5. A cell fragment
  2. 6. Allows air to pass to and from lungs
  3. 9. Carries blood to the heart
  4. 10. Carries blood away from the heart.
  5. 12. Tiny finger shaped structures
  6. 13. Exchanges oxygen and carbon dioxide with the blood
  7. 14. The passages that direct air into the lungs
Down
  1. 1. Large muscular sac, chemical and mechanical digestion of food.
  2. 2. intestine- Most nutrient absorption takes place
  3. 3. Lower chamber of the heart
  4. 4. Where digestion begins
  5. 5. Liquid part of blood
  6. 7. tiny sacs of lung tissue specialized for the movement of gases between air and blood
  7. 8. Connects arteries and veins.
  8. 11. blood cell- Carries oxygen from the lungs to the body cells