digestive system

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Across
  1. 2. your body breaks down food into smaller nutrient molecules
  2. 3. Small finger like structures
  3. 4. Foods are physically broken down to smaller pieces
  4. 6. Involuntary waves of muscle contractions
  5. 8. Process by which nutrient molecules pass through the wall of your digestive system into your blood
Down
  1. 1. materials that aren’t absorbed such as fiber are eliminated by waste
  2. 5. Chemicals produced by the body break foods into their smaller
  3. 7. Fluid released when your mouth waters