The body systems

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Across
  1. 1. - branching tubs that enter each lung from the trachea.
  2. 4. - Regulates body temperature and protects your internal organs.
  3. 6. - passes food and liquid from your throat to your stomach.
  4. 8. - It produces enzymes that help break down food.
  5. 9. - delievers oxygen and needed material cells in the body.
  6. 11. - defends against pathogens in the body.
  7. 14. - major organ in the respiratory system.
  8. 15. - Pumps blood throughout the body.
  9. 16. - This filters blood into your body and balances fluids.
Down
  1. 2. - found only in the heart.
  2. 3. - It connects the larynx (voice box) to the bronchi, allowing air to pass to and from the lungs.
  3. 4. - It digests food in your body.
  4. 5. bladder - The main function is to store bile.
  5. 7. - Break down and absorb ingested nutrients.
  6. 10. - The body fluid that the heart pumps.
  7. 12. - an organ of the digestive system that helps remove waste from the body.
  8. 13. - Breaking down or converting substances from food, such as fats and proteins.