Across
- 5. system that contains the blood, blood vessels, and heart
- 7. system whose job is movement and flexibility
- 10. system that protects the body from harmful pathogens and illness
- 11. organs that gather, interpret and respond to information as needed; includes brain, spinal cord, neurons, nerves
- 12. a group of organs working together (nervous, muscular, skeletal)
Down
- 1. the smallest living thing
- 2. system that removes waste from the body
- 3. a group of cells working together
- 4. a living thing
- 6. system that breaks down food and absorbs nutrients
- 8. system that takes in oxygen and expels carbon dioxide
- 9. a group of tissue working together (brain, heart, lungs)
- 13. system that gives shape and structure to the body