Immunology - Exam 2 - Practice Questions Flashcards
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A. CD28
## Footnote
CD80 - B7-1
CD86 - B7-2
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A. phosphorylates and thereby activates phospoholipase C gamma 1
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D. Accelerates hydrolysis of diacylglycerol.
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B. The Fos/Jun transcription factors.
Slide: "Revisited Activation of T Cells."
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C. the initial interaction between TCR and MHC is unstable.
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B. Depends on T-cell recognition of antigen processed by the B-cell.
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C. Rapidly phosphorylates the Ig-alpha and Ig-beta chains of the surface Ig receptor.
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A. CD40 and CD40L
Figure 8.28 - TFH cells and naive B cells
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C. CD4
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B. CTLA-4
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D. Activation of protein tyrosine kinase.
Slide: "TCR-Dependent Cascade"
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B. Type II cytokine receptor.
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A. IL-8 receptor.
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B. Binds IL-2 with high affinity.
Slide: "Expression of CD25 (IL-2Rα) occurs in Ag-activated T cells only."
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C. To upregulate expression of MHC class II.
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D. IL-4
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B. CD40L
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