Across
- 4. is regarded as the 3rd line of defense.
- 7. Stops pathogens from entering the body
- 9. what is the largest organ in the system
- 10. what colour is lymph fluid
- 11. Lymph nodes may be located in the human body in the tissues of the neck and
- 12. Pancreas is a lymphatic organ(True/False)
Down
- 1. White Blood cells are also called
- 2. What is referred to as small proteins
- 3. phagocytes engulf,eat up and destroy pathogens in a process called
- 5. Spleen is called the “graveyard” of the…
- 6. Which immunity involves the production of specific immune response against pathogens
- 8. Where is the spleen situated?____________ cavity