Across
- 2. a protein found inside red blood cells
- 5. helps fight disease
- 9. organs that filtar lymph
- 10. moves blood away from the heart
Down
- 1. they bond with air particles
- 3. moves blood back to the heart
- 4. makes up most of the blood
- 6. small blood vessel
- 7. contains white blood cell
- 8. it helps form scabs