Across
- 2. A protein produced by the body to fight off foreign substances (antigens).
- 4. A substance (like a virus or bacteria) that triggers an immune response.
- 7. The process of making an individual resistant to a specific disease
- 8. A type of white blood cell that produces antibodies.
- 11. the process of administering a vaccine, a preparation that stimulates the body's immune system
- 15. Temporary protection from a disease that is acquired by receiving pre-formed antibodies from another source
- 16. An organ where T cells (a type of white blood cell) mature.
- 17. Node: Small, bean-shaped organs that filter lymph fluid and contain immune cells.
- 20. A condition in which the body's immune system mistakes its own healthy tissues as foreign and attacks them
- 21. The spongy tissue inside bones where blood cells, including immune cells, are produced.
Down
- 1. A condition in which the body's immune system mistakes its own healthy tissues as foreign and attacks them
- 3. A type of immune cell that helps bridge the innate and adaptive immune systems.
- 5. A branch of the adaptive immune system that involves the activation and activity of immune cells
- 6. Occurs when the majority of a population develops immunity against a contagious disease either through vaccination
- 9. Blood Cell (Leukocyte): Cells that are part of the immune system, fighting off infections.
- 10. A type of white blood cell that plays a key role in cell-mediated immunity.
- 12. A specialized part of the immune system that develops after exposure to a specific antigen
- 13. The body's defense system that protects against disease.
- 14. The resistance to a disease or pathogen acquired by the body's own immune system after exposure to a foreign antigen,
- 18. An infectious agent that can cause disease in a host organism
- 19. A protein that is made by B cells and plasma cells (types of white blood cells) and helps the body fight infection