Nutrition in Humans

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Across
  1. 4. A group of proteins that speed up chemical reactions in the body.
  2. 6. A rounded mass of chewed food.
  3. 7. A greenish fluid that helps emulsify fats.
  4. 10. A watery fluid in the mouth that starts digestion.
  5. 11. A condition caused by excessive body fat.
  6. 12. A wave-like muscle movement that pushes food through the digestive tract.
  7. 14. The process of breaking food into smaller molecules.
Down
  1. 1. The removal of undigested waste as faeces.
  2. 2. A long muscular tube that connects the mouth to the stomach.
  3. 3. An enzyme that breaks down starch into sugars.
  4. 5. A condition caused by lack of essential nutrients.
  5. 8. A substance that helps food move through the digestive tract.
  6. 9. An enzyme that breaks down fats.
  7. 13. Nutrient-rich finger-like projections in the small intestine.