Across
- 3. Breaks down the food that you eat into nutrients that your body can absorb
- 9. Works with the skeletal system to help you move
- 10. Provides the body with oxygen and removes carbon dioxide
- 15. Pumps blood through all of your vessels
- 16. Take in air through the trachea and are filled with sacs to to hold oxygen
- 17. Removes waste from blood and regulates bodily fluids
Down
- 1. Has four chambers, pumps blood, and is very important to the body's survival
- 2. Largest internal organ—controls many things in the body, especially in the digestive system
- 4. Skin, hair, and nails—protects tissue beneath it
- 5. Receives and sends electrical messages throughout the body
- 6. Returns leaked fluid to the blood vessels and helps the body get rid of bacteria and viruses
- 7. The control center of the body and main part of the nervous system
- 8. Very long part of the nervous system that if damaged, can paralyze or kill you
- 11. Has glands that send out chemical messages
- 12. Has the organs necessary to produce children
- 13. Provides a frame to support and protect your body parts
- 14. Major part of the digestive system that helps regulate blood sugar levels