BHS 316 Week 7 - Discussion Exam #2 Review

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Across
  1. 2. This type of MHC molecule is associated with helper T cells and CD4 receptors
  2. 3. In being exposed to a allergens at an early age in life, this hypothesis helps understand Th1 helper T cell production
  3. 4. This protein is on the surface of APCs and inserts into CD28 on a T cell
  4. 5. This syndrome is seen as an autoimmune disease that associates with the self recognition between antibodies and antigens
  5. 8. This type of selection needs a "yes" in order for a T cell to mature
  6. 10. This type of memory is the first one activated when an invader enters the body
  7. 12. This hypothesis is used in order to measure the affinity strengths seen within positive and negative selection
  8. 14. This cell type is known as the "quarterback" of the immune system
  9. 15. This type of cell is used to dampen and slow down the immune response seen in allergic reactions
Down
  1. 1. These are what helps with travel of B and T cells within lymphoid organs
  2. 6. CTLs deliver this into a cell's cytoplasm to activate apoptosis
  3. 7. This receptor is another option for B7 proteins to plug into in order for stimulation to occur
  4. 8. This protein can essentially drill holes into the membranes of cells and are produced by CTLs
  5. 9. IL-4,IL-5,and IL-13 are all cytokines that are produced by this type of helper T cell
  6. 11. True or False: B and T cells remember prior experiences, thus making them already ready for battle
  7. 13. Besides IgG, this other antibody responds to the area of the body where an allergen has entered