Across
- 3. Direct foreign invaders, produces biological substances to activate parts of immune system
- 5. Soft gland containing T cells
- 6. Diagnose lymph organs
- 7. Stomach gastric juices
- 10. Immunity after disease or vaccination
- 11. Symptom of leukeamia
- 13. Skin, nasal cells, mucus membranes
Down
- 1. Filters foreign material from blood and destroys old rbc and makes wbc
- 2. Produce antibodies attacking bacteria, viruses and toxins
- 4. Filters out damaged cells
- 8. Immunity against certain diseases varying from person to person
- 9. Immunity from antibodies
- 12. Fluid containing water, slats, sugars, waste, wbc and proteins