Across
- 2. a molecule or particle that the immune system recognizes as nonself
- 3. target abnormal body cells, among other roles in adaptive immunity
- 4. a system of interacting white blood cells that defend the body
- 5. the body's ability to resist and fight infections
- 6. cells that derived from them make antibodies
- 8. proteins made by activated B cells that are the cells' antigen receptors
- 9. organs of lymphatic system that filter lymph; they are located at intervals along lymph vessels
Down
- 1. chemical released by mast cells and basophils that helps cause inflammation
- 4. Ig; antibody
- 7. the tissue fluid that moves in lymph vessels