Immunology

2. Immunity present from birth.
5. Name the first cell which recruited at the place of infection.
8. The type of graft which can be transferred between genetically identical twins.
12. The product formed by the fusion between the phagosome and a lysosomes.
15. The site of B lymphocyte maturation.
16. An organ involved in the maturation of T cells.
17. The name of MHC in human.
19. A receptor, which contribute the secretory components to Ig A and Ig M
20. Immunoglobulin molecule which has 10 antigen binding sites.

1. A process that enhances the phagocytosis activity of antigen by macrophages and neutrophils.
3. substances that mixed with an antigen then injected with it, enhances the immunogenicity of that antigen.
4. Name the class of MHC which is recognised by CD4 TH cells.
6. The only immunoglobulin able to cross the placenta.
7. A small segment of invariant chain.
9. fragments of antibody that binds to antigen
10. Antibacterial enzymes found in tears.
11. The branch of biology, which involves the study of immune systems
13. The first granulocyte to respond to an inflammatory response.
14. A transporter protein which belong to ATP binding cassette family involved in Antigen processing.
18. a large, ovoid secondary lymphoid organ situated high in the left abdominal cavity.