Across
- 4. Small tubes within your lungs.
- 5. Organ that absorbs nutrients from food.
- 7. The endocrine system produces these chemical that help regulate growth.
- 9. Organs that gets rid of waste from blood.
- 11. Groups of cells with a similar function that work together.
- 14. cage Bones that protect the heart and lungs.
- 15. A blood vessel that pumps blood away from the heart.
- 18. Organ system that gives your body structure.
- 19. Heart, liver, brain etc.
- 20. Organ system that regulates growth by producing hormones.
- 21. Organ system that controls muscle movement and your senses.
Down
- 1. Tissue that connects muscle to bone.
- 2. Organs that help you breathe.
- 3. Organ system that breaks down food for cells to use.
- 6. Organ that reabsorbs water from food.
- 8. Organ system that removes waste from your body.
- 10. Organ system that captures oxygen from the atmosphere.
- 12. Bone that protects your brain.
- 13. Basic building blocks of all living organisms.
- 16. Organ system that helps you healthy from disease.
- 17. Organ that pumps blood.
- 22. Organ that contains acid and breaks down food.