Immunity

3. is immunity gained either by vaccation or by injecting antibodies
6. neutrophils and macrophages are example of...
7. one type of lymphocytes; thymus
9. infectious disease type of organism protoctist
13. variola virus
15. the cell of the immune sytem originated...
17. is immunity gained by being infected or by receiving antibodies from the mother across the placenta or in breast milk
18. one type of lymphocytes; lymph nodes and the spleen
19. is immunity gained without an immune response; antibodies are injected

1. one type of t-lymphocytes that helps
2. is immunity gained when an atigen enter to the body, an immune response occurs and antibodies are produced by plasma cells
4. mature T cells have specific cell surface receptor called...
5. proteins they if their are in plasma called...
8. one type of t-lymphocytes that kill
10. human immunodeficiency vurus (HIV)
11. larger than neutrophils
12. important role in the immune system, smaller than phagocytes
14. this cells remain circulating in the blood for a long time
16. produce antibodies
20. they can combine with virus or toxins to prevent to go inside the cell
21. is giving a vaccine