Across
- 3. system that sweats waste out through the skin
- 5. takes dirty blood to the kidneys
- 7. also an excretory organ because they remove the waste product carbon dioxide
- 11. holds the urine after it is created until it is released
- 12. kidneys balance _______ levels and water
- 13. what is filtered out of the blood
- 14. tube that goes from the bladder to outside the body
Down
- 1. what the kidneys create after filtering and balancing everything
- 2. organ that excretes waste by sweating out water, salts and urea
- 4. takes clean blood back to the heart
- 6. system that removes CO2
- 8. tubes that connect the kidneys to the bladder
- 9. organ that filters the blood
- 10. filtered by the kidneys to keep it clean