Immunology Quiz

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Questions and Answers

Which molecule is important for the activation of macrophages by Th1 cells?

  • IL-12
  • IFNg (correct)
  • IL-10
  • IL-4

Which cells require co-stimulation when encountering their target cells?

  • CD4 (correct)
  • CD8
  • Macrophages
  • Dendritic cells

Which cells are specifically mentioned as targeting cells infected intracellularly?

  • Cytotoxic CD8 T cells (correct)
  • Dendritic cells
  • Macrophages
  • T helper cells

Which molecule is released by effector T cells that inhibits viral replication and increases MHC1?

<p>IFNg (A)</p> Signup and view all the answers

Which adhesion molecules do effector T cells increase and lose when encountering target cells?

<p>Increase in LFA-1 and lose L-selectin (B)</p> Signup and view all the answers

Which cells are particularly important for CD8 cytotoxic T cells and for acting on macrophages and B cells?

<p>CD4 (A)</p> Signup and view all the answers

Which cells are armed with effector molecules to go to the site of infection and locate target cells?

<p>Effector T cells (A)</p> Signup and view all the answers

Which cells induce target cells to undergo programmed cell death?

<p>Cytotoxic CD8 T cells (C)</p> Signup and view all the answers

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