Test your basic knowledge |

Immunology

Subject : health-sciences
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. What are the three things you find post splenectomy






2. Which B T cell interaction allows for immunologic memory and class switching?






3. anti U1 RNP






4. decreased Th1 response






5. c - ANCA






6. X linked IL-2 receptor defect - adenosine deaminase deficiency - failure to synthesize MHC II






7. which follicles (primary or secondary) have active germinal centers?






8. What are the 4 T's of type IV hypersense






9. Transplant rejection: preformed host antibody mediated






10. What inhibits Th2 cells






11. Which antibodies activate the classic pathway






12. What are the classic example of bacterial antigen variation and the unique mechanims






13. Anti ds DNA - anti Smith






14. Defect in DNA repair enzymes






15. Which cytokine induces Th2 cell profile in CD4 cells






16. How do NK cells kill?






17. transplant rejection: T cell and antibody mediated vasular damage






18. Defect in LFA-1 integrin CD18 protein on phagocytes






19. Which antibody mediates type II and type III hypersens rxn






20. Where is MHC I expressed - and which HLA molecules code for it






21. Which antibody (IgM or IgG) crosses the placenta?






22. What are the two signals in helper T activation?






23. How many signals are required for T cell activation or B cell class switching?






24. Th cells don't produce IFN gamma - no PMN response

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25. Where is MHC II expressed and and which HLA molecules codes for it






26. What does a deficiency in C1 esterase inhibitor lead to?






27. Which cytokine induces Th1 cell profile in CD4 cells






28. What are the two signals in cytotoxic T cells activation?






29. What interferes with viruses?






30. What are the cytokines involved in macrophage/lymphocyte interaction






31. Which receptor on MACS to endotoxin directy stimulate?






32. Which type of hypersens rxn is serum sickness?






33. Which complement proteins make up the MAC






34. What kind of bacteria do macrophages remove from the spleen?






35. What does a deficiency in C3 lead to...






36. Which parts of the antibody to heavy chain contribute?






37. which kind of immunity is characterized by receptors that undergo VDJ recombination?






38. What is the unique cell marker for NK cells






39. What does the Th2 response do?






40. X- linked recessive defect with progessive deletion of B and T cells






41. Which complement protein opsonizes bacteria?






42. Defectin in isotype switching






43. Cell surface receptors on B cels






44. What kind of hypersens rxn in anaphylaxis






45. What is the clinical picture for serum sickness?






46. Which MHC complex to CD8 cells bind






47. What happens in the follicle of the lymph node






48. Where do positive and negative selection occur in the thymus?






49. Which antibody mediates a type Hypersens rxn?






50. What embryologic tissue are lymphcytes derived from