Across
- 2. This system protects and fight off pathogens in your body.
- 3. This system eliminates waste from the body through perspiration (sweat) and urine.
- 5. This system breaks down food and allows for nutrients to be absorbed.
- 6. This system transports blood, nutrients, and waste throughout the body.
- 7. This system allows the body to move.
Down
- 1. This system bring in oxygen and lets out carbon dioxide through cellular respiration.
- 4. This system send messages to and from the brain through nerves and the spinal cord.