Across
- 3. ___________ system - carries oxygen-rich blood to all the parts of your body
- 5. ___________ system - how your body communicates and is made up of the brain, spinal cord, and nerves
- 9. ___________ system - begins with esophagus squeezing food to stomach and then the stomach crushes food; food broken down by acids
- 11. Groups of similar cells that perform the same function
- 12. ___________ system - brings in oxygen and moves out carbon dioxide by way of the lungs
- 13. ___________ system - protects your body from outside damage - includes skin , hair, nails
- 14. ___________ system - includes your immune system: defense system against infections
Down
- 1. ___________ system - controls your movements, help you stand straight, allow you to breath
- 2. a body structure composed of different kinds of tissues that work together.
- 4. ___________ system - responsible for producing sperm and eggs
- 6. ___________ system - gets rid of waste products and toxic substances in your body
- 7. a group of organs that work together, performing major functions.
- 8. ___________ system - a collection of glands that produces important chemicals; control of many body functions
- 10. ___________ system - main functions are to support your body, protect your organs, make blood cells and store minerals.