Immune system

5. a blood protein produced in response to and counteracting a specific antigen
8. a rare but severe allergic reaction that can be deadly if you don't treat it right away
10. a toxin or other foreign substance which induces an immune response in the body, especially the production of antibodies.
11. a chemical created in the body that is released by white blood cells into the blood stream when the immune system is defending against a potential allergen
13. a type of cell within the body capable of engulfing and absorbing bacteria and other small cells and particles.
14. the ability of an organism to resist a particular infection
15. your body's reaction to a normally harmless substance such as pollen, molds, animal dander, latex, certain foods and insect sting

1. a type of lymphocyte that are responsible for the humoral immunity component of the adaptive immune system
2. antibody made by cloning a unique white blood cells
3. produce antibody molecules that can latch on and destroy invading viruses or bacteria
4. A type of immune cell that stimulates killer T cells, macrophages, and B cells to make immune responses
6. a biological preparation that provides active acquired immunity to a particular infectious disease
7. surrounds and kills microorganisms, removes dead cells, and stimulates the action of other immune system cells
9. develop from stem cells in the bone marrow
12. swelling caused by fluid in your body's tissues
13. a thick yellowish or greenish opaque liquid produced in infected tissue, consisting of dead white blood cells and bacteria with tissue debris and serum