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Cytotoxic T-Cell Activity against Target Cells

View the animation below, then complete the quiz to test your knowledge of the concept.






1Cytotoxic T cells produce
A)class II MHCs
B)self proteins
C)antibodies, which make holes in cell membrane of infected cells
D)perforin, which makes holes in cell membrane of infected cells



2Infected cells
A)display peptide fragments of degraded viral proteins on their cell surface
B)have class II MHC antigens on their cell surface
C)are not affected by T cells
D)lyse T cells



3Cytotoxic T cells recognize
A)receptors on B cells
B)fragments of self proteins of infected cells
C)viral antigens and class I MHC
D)viral antigens and class II MHC
E)all of the above



4Cytotoxic T cells produce cytotoxins which cause apoptosis of infected cells.
A)True
B)False



5Self proteins of infected cells are not recognized by cytotoxic T cells.
A)True
B)False







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