Biology Crossword

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Across
  1. 2. What is the largest organ in the body?
  2. 3. A body part that doesn't receive any blood
  3. 5. What environment does your stomach have in order to properly break down food?
  4. 7. The cardiovascular system transports __, nutrieents, and oxygen
  5. 8. The regulation of your body to keep vital body functions within their acceptable ranges
  6. 11. This organ filters out waste from blood
  7. 13. What chemical signals does the endocrine system send?
  8. 14. A disease that creates irregular red blood cells; ____ cell disease
Down
  1. 1. Which blood vessel delivers oxygenated blood to the body?
  2. 2. The organ that absorbs nutrients for your body(make it one word)
  3. 4. What substance does the liver secrete and the gallbladder contain?
  4. 6. What protects organs and provides structure?
  5. 9. The digestive system starts at the ___
  6. 10. Cells that transmit information to other cells
  7. 12. Which organ is in the endocrine and nervous system?