Across
- 3. The outer layer of our body.
- 5. The system that keeps you healthy.
- 8. Produces hormones in the human body.
- 9. The structure of your body.
- 10. Filters blood to create urine.
- 11. Produce Egg and sperm cells.
- 13. The system that is made of blood vessels
Down
- 1. Delivers oxygen and nutrients to the human cells.
- 2. Absorbs food to make waste.
- 4. Sends signals to the brain.
- 6. Helps you grow muscle in the human body.
- 7. The system that helps you breathe.
- 12. The 4 organs that help with separating blood and urine.