Multiple Choice Questions

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Chapter 18, Question 1.


1. An 8-year-old girl is suffering from hyper-IgM syndrome due to a mutation in AID. In contrast to male patients with X-linked hyper-IgM syndrome, this girl is expected to have which of the following?

a. normal immunoglobulin responses to viral vaccines.

b. normal numbers of IgA+ plasma cells in mucosal-associated lymphoid tissue (MALT).

c. normal T cell proliferative responses to mitogens.

d. normal DTH responses to commonly encountered fungal antigens such as Candida.