The Adaptive Immune System: T4-Lymphocytes

Self Quiz for The Adaptive Immune System: T4-Lymphocytes

Study the material in this section and then write out the answers to these questions.
Do not just click on the answers and write them out. This will not test your understanding of this tutorial.

1. Match the following in terms of activation and function of T4-lymphocytes:

_____ Epitopes of antigens are recognized by T4-lymphocytes by way of their ____________. (ans)

_____ The TCR/CD4 molecules of T4-lymphocytes recognize ________________________ on antigen-presenting cells (APCs) such as dendritic cells, macrophages, and B-lymphocytes. (ans)

a. peptides from exogenous antigens bound to MHC-II molecules
b. peptides from endogenous antigens bound to MHC-I molecules
c. MHC-I molecules
d. toll-like receptors
e. B-cell receptors
f. T-cell receptors
g. plasma cells
h. lysosomes
i. proteasomes

2. State the three overall roles of activated T4-lymphocytes in adaptive immunity. (ans)

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