Digestive System

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Across
  1. 6. The tube that connects the throat to the stomach
  2. 10. The process of breaking down food into forms that the body can use
  3. 11. A substance that helps break down food
  4. 12. The part of the digestive system that takes in water and salts
  5. 17. A nonliving material found naturally in the earth
  6. 19. An organ that produces insulin and enzymes
  7. 20. A small flap of tissue that covers the opening to the trachea
Down
  1. 1. A unit of energy
  2. 2. A large organ that filters blood and produces bile
  3. 3. The part of the digestive system where nutrients from food pass through to the blood vessels
  4. 4. The opening where food enters the digestive system
  5. 5. A ring of muscles that controls an opening
  6. 7. A nutrient that is used to build and repair the body
  7. 8. A green liquid that helps break down and absorb fats
  8. 9. A hard covering that protects the teeth
  9. 13. A small organ that stores extra bile
  10. 14. Tiny, finger-like structures in the small intestine that take in nutrients
  11. 15. The main source of energy for the body
  12. 16. A nutrient that is necessary for the body to grow and function
  13. 18. The clear liquid in the mouth that begins the digestive process