Science Crossword

3. A system that moves blood, oxygen, and hormones around
6. A system that sends signals through the body to control all actions
8. A system of organs that break down, digest, and eject food
10. A system that provides shape, support, protection, and movement
12. An organ that controls things like emotions, thinking, breathing, and everything else
13. A system with over 650 muscles that help bloodlfow, and movement
14. System to make lymph nodes that have white blood cells to fight infection

1. A system to eliminate waste called urea
2. A system acting as a protective barrier, eliminate waste, and regulate body temperature
4. This system allows for humans to take oxygen, and expell carbon dioxide
5. An organ that allows for inhalation, and exhalation
7. This system allows for sexual reproduction
9. An organ that pumps blood all around the body
10. A physical barrier for the body that protects against dehydration, and ultraviolet light
11. A collection of glands that secrete hormones into blood to regulate body functions