*NURSING > TEST BANKS > TEST BANK FOR CELLULAR AND MOLECULAR IMMUNOLOGY 9TH EDITION BY ABBAS (All)
TEST BANK FOR CELLULAR AND MOLECULAR IMMUNOLOGY 9TH EDITION BY ABBAS
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Abbas: Cellular and Molecular Immunology, 9th Edition Antibodies and Antigens Test Bank Matching Questions 1-5 Match each of the descriptions in questions 1-5 with the correct lettered antibody i ... sotype (A-E). (Answers may be used more than once.) A. IgA B. IgD C. IgE D. IgG E. IgM 1. The secreted form of this isotype forms pentamers around a J chain ANS: E. IgM is secreted as a J chain–linked pentamer. 2. The most abundant Ig isotype in the blood ANS: D. The blood IgG concentration is about 3.5mg/ml and includes four subtypes (IgG1 to IgG4). 3. The isotype only found in membrane-bound form on naive B cells ANS: B. Very little IgD is secreted, and in membrane form is only on the surface of naive B cells. Its function is not well understood. 4. The isotype found predominantly in mucosal secretions ANS: A. IgA accounts for almost two thirds of the 3 g of antibody produced each day by an adult, most of which is produced in the gastrointestinal associated lymphoid tissues and secreted into the gut lumen. [Show More]
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