Across
- 2. The process of breaking food down into smaller molecules the body can use.
- 5. Absorbs water and forms waste.
- 6. Chemical in the stomach that helps break down food.
- 8. Wave-like muscle contractions that move food through the digestive tract.
- 10. A protein that speeds up chemical reactions (like breaking down food).
- 11. Tube that moves food from mouth to stomach.
- 13. A substance in food that the body needs for energy, growth, and repair.
- 14. All chemical reactions in the body that keep you alive.
Down
- 1. A simple sugar used for energy.
- 3. Where most digestion and nutrient absorption happens.
- 4. Tiny finger-like projections that increase absorption in the small intestine.
- 7. Nutrient that provides the body’s main source of energy.
- 8. Nutrient used to build and repair tissues.
- 9. When nutrients pass into the bloodstream (mainly in the small intestine).
- 12. Organ that mixes food with acid and enzymes.