Across
- 3. cell that detects foreign substances in tissue spaces and releases histamine
- 6. ______ nodes are small masses of tissue and lymphatic vessels;contains macrophages
- 7. _____immunity that is dependent on T cell activation
- 9. _____immunity that results in activation of B cells
- 11. A substance that interferes with bacterial metabolism;cures bacterial disease
- 13. antigens taken to induce active immunity
- 14. foods or supplements that contain live microorganisms intentionally introduced to the body to restore the microbiome
- 15. substance produced by basophils and mast cells causes vasodilation
Down
- 1. enzyme in saliva and tears that kills certain bacteria
- 2. signaling molecules secreted by helper Tcells
- 4. resistance to disease and pathogens
- 5. largest lymphoid organ
- 8. ______ antibodies are pure preparations of identical antibodies produced in a lab
- 10. treatment that promotes the general responsiveness of the immune system
- 12. human ____ is the microorganisms that live in and on the human body