Across
- 2. The lymphatic system also uses ____ to help filter thing
- 3. the system that stores white blood cells
- 6. the system that carries the white blood cells
- 7. the system where the white blood cells are made
- 8. the things used by white blood cells to remember germs
Down
- 1. the things responsible for creating antibodies
- 4. the cells that kill germs by attaching to them and absorbing them
- 5. center of the cardiovascular system