Human Body System Puzzle

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Across
  1. 3. plays an important role in forming scabs
  2. 5. fights of diseases
  3. 7. absorbs water
  4. 10. connects arteries and veins
  5. 13. wher most nutrient absorption takes place
  6. 14. carries blood back to the heart
Down
  1. 1. where digestion begins
  2. 2. large muscular sac that continues the mechanical and chemical digestion of food
  3. 3. liquid part of your blood
  4. 4. upper chamber of the heart
  5. 6. lower chamber of the heart
  6. 8. carries blood away from the heart
  7. 9. a muscular tube that connects the mouth to the stomach
  8. 11. carries oxygen from the lungs to body
  9. 12. cover the inner surface of the small intestine where digested food is absorbed