Systems

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Across
  1. 2. enzyme which digests fats
  2. 7. produces digestive enzymes
  3. 10. pumping chamber of the heart
  4. 12. small finger-like projections in the small intestine
  5. 13. receiving chamber of the heart
  6. 15. blood cells which fight disease
Down
  1. 1. chemical which helps lipase digest fats
  2. 3. enzyme which digests proteins
  3. 4. term for "windwipe"
  4. 5. muscle which helps you breathe
  5. 6. blood vessel leaving the heart
  6. 8. small sacs which exchange gases
  7. 9. blood vessel entering the heart
  8. 11. another term for large intestine
  9. 14. blood cells which carry oxygen