QUESTION 46 Where do T-cells become immunologically tolerant by a process known as central tolerance? A. in the circulation B. bone marrow C. target tissue D. spleen E. thymus QUESTION 47 Which immunoglobulin is most closely involved in allergic reactions and is often found on the surface of mast cells? A. IgA B. IgD C. IgM D. IgG E. IgE QUESTION 48 Which of these is NOT part of innate (nonspecific) immunity? A. skin B. mucous C. plasma cells D. hair E. two of these QUESTION 49 Which of the following is/are hallmark indicator(s) of wound resolution versus (instead of) wound repair? A. helper-T cells B. restoration of tissue function C. scar tissue D. A and B only E. B and C only QUESTION 50 Barrett esophagus is an example of _______________. A. atrophy B. dysplasia C. necrosis D. apoptosis E. metaplasia
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Thymus. T-cells become immunologically tolerant in the thymus through a process known as central tolerance. QUESTION 47: The correct answer is E. IgE. Immunoglobulin E (IgE) is most closely involved in allergic reactions and is often found on the surface of mast Show more…
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