Immunology - Exam 2 - Practice Questions

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A. CD28

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 - T_FH 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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