Other questions in this quiz

2. True or flase: stimulation of the immune system by bacteria and viruses has no effect in protecting against developing allergies?

  • Pass
  • Another One Bites The Dust
  • False
  • True

3. Once IgE has bound to FC-epsilon-R1, what is it's half life?

  • 2-3 years
  • 2-3 weeks
  • 2-3 months
  • 2-3 days

4. Activated Th2 cells secrete cytokines. What are the main roles of cytokines?

  • To bind to bacterial/viral toxins and destory them
  • To regulate inflammation, proliferation and differentiation of inflammatory cells
  • To bind to antigens and destroy them
  • To induce apoptosis in epithelial cells

5. Once mast cells are activated, how long does it take for them to synthesize and release cytokines?

  • 8-12hrs
  • 4-8hrs
  • 2-4hrs
  • 12-16hrs

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