Organ Systems

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Across
  1. 7. Maintains acid-base balance
  2. 8. Disposes of debris
  3. 9. Protects deeper tissue from injury
  4. 11. Removes carbon dioxide
Down
  1. 1. Production of offspring
  2. 2. Transports materials in body vie blood pumped by heart
  3. 3. Breaks down food
  4. 4. Stores minerals
  5. 5. Secretes regulatory hormones
  6. 6. Allows locomotion
  7. 10. Responds to internal and external change