Which event happens last in a humoral immune response? 1) CD4 T cell activation 2) presentation of antigens O 3) lymphocyte development into naive cells 4) production of antibodies

What would cause someone to be immunocompromised? How does this compromised state alter its ability to neutralize antigens? Why would we medically induce this state?

Which of the following destroys virus-infected cells?   Question 6 options:   A)  cytotoxic T cells   B)  B cells   C)  T helper cells   D)  dendritic cells

10. Te cells are distinguished from the other cell types by producing A). T cell receptors (TCR). B). CD8. C). CD3. D). IFN. E). TLR. 11. Why does it takes nearly two weeks to develop meaningful adaptive immune responses to fight off a new pathogen? A). It took that amount of time to modify DNAs for the receptors recognizing the pathogen. B). It took that amount of time for the innate immunity to complete its role. C). It took that amount of time to select the cells recognizing new pathogens. D). All of the above. E). None of the above. 12. Which attracts white blood cells to the damaged tissue? A). Antibodies B). Chemokines C). IFNs D). IL-4