organ and organ systems

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Across
  1. 4. protects against infection
  2. 6. what filters out toxins using water
  3. 9. filters blood eliminates waste products
  4. 10. where air ends up once you breath in
  5. 12. brings in oxygen for cells
  6. 14. what is the outside layer of your body
  7. 15. the system that transports oxygen, nutrients,hormones, and wastes.
Down
  1. 1. produces voluntary and involuntary movements
  2. 2. protects against disease
  3. 3. breaks down and absorbs nutrients, salts, and water
  4. 5. what pumps blood through your body
  5. 7. regulates body response to changes in internalrespiratoryrnal environment
  6. 8. what is used to generate thought
  7. 11. supports and protects vital organs
  8. 13. produces hormones that act on target tissues in other to influence growth, development, and metabolism