第九章单元测试
- The immune system integrates 2 fundamental response mechanism，innate immunity and acquired immunity. （ ）
- T cells and T cell subpopulations can be enumerated by flow cytometry recognizing CD antigens, usually CD3, CD4, and CD8.（ ）
- Regular administration of IVIG, 2g/kg,is suggested for hypogammaglobulinemia. （ ）
- About X-linked agammaglobulinemia, which of the following is NOT right? （ ）
- About DiGeorge syndrome, which are right? （ ）
A:对 B:错
答案:对
A:对 B:错
A:错 B:对
A:Serum concentrations of IgG, IgA, IgM, and IgE are far below normal value. B:Antibody titers with tetanus are very high. C:Absence of circulating B cells. D:T lymphocytes are normal.
A:Immunoglobulin levels are often normal. B:Chest X ray is helpful to detect hypoplasia or aplasia of the thymus. C:Reduced parathyroid hormone and blood calcium, elevated phosphorus. D:Absolute lymphocyte counts are low for age.
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