Across
- 6. Your _______ system protects your body against diseases.
- 8. This stage occurs between ages 12 to 18.
- 10. This organ produces a chemical that adjusts sugar levels in your body.
- 12. These connect with larger blood vessels to carry nutrients to all areas of your body.
- 13. This is the liquid in your mouth.
- 14. Waste passes out through here.
- 15. Food passes thyrough this to the stomach.
Down
- 1. This organ churns your food.
- 2. The _______ blood cells fights germs when they enter your body.
- 3. A muscular sac where urine is stored.
- 4. This organ breaks down fats.
- 5. The _________ system begins in the mouth.
- 7. The digestive system breaks down food into _________ that the body can use.
- 9. _____use these substances for energy, growth and repair.
- 11. The ______ intestines is where most digestion occurs.