Kuby Immunology Exam 1 Ch's 1-6 Questions

Which family of cytokines regulates target-cell development, proliferation, or death? {Ans: a. Chemokines family b. Hematopoietin family c. Interferons family d. Interleukin 1 family e. Tumor Necrosis Factor family <-Correct Answer}Which of these characteristics are adaptive? {Ans: a. Response takes several days to develop b. Responds more quickly upon secondary exposure to pathogens c. Pathogen receptors are extremely varied d. Recognize broad classes of pathogens e. A, B, and C <-Correct!}Which of the following regulates complement function by directly inhibiting formation of the MAC? {Ans: a. Protectin (CD59) <-Correct! b. Factor I c. DAF (CD55) d. C1INH e. Factor H}True or False? The innate and adaptive immune responses largely work independently of one another. {Ans: True False <-Correct!}Which cytokine is known for its anti-viral properties? {Ans: a. IL-2 b. IL-4 c. IFN-α <-Correct Answer d. TNF-α e. IL-1}How do memory cells develop? {Ans: a. Upon reinfection, memory centers in the brain send signals to the bone marrow to induce T-cell and B-cell differentiation. b. T cells and B cells from the primary response persist and become reactivated. <- Correct! c. Innate cells are trained to activate new T cells and B cells more quickly