The digestive system

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Across
  1. 3. The act of eating or putting food in the mouth
  2. 6. The first part of the small intestine
  3. 8. a Muscular tube that connects the mouth to the stomach
  4. 9. The folds of small intestine covered with this substance
  5. 10. Blood carries nutrients to provide this to other systems
Down
  1. 1. The mechanical and chemical breakdown of food
  2. 2. One of three organs that produce substances for digestion
  3. 4. A large hollow organ that stores foods and aids
  4. 5. An enzyme that helps break down protein
  5. 7. Where the mechanical digestion of food begins