MLT Boards- Immunology
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A hapten is | show 🗑
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Which of the following characteristics is not true foe B cells? A. Become memory cells B. contain surface immunoglobulins C. differentiate into plasma cells D. secrete the C5 component of complement | show 🗑
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A lymphokine is | show 🗑
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show | Fc region
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show | by mixed lymphocyte culture or the polymerase chain reaction (PCR)
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show | Chromosome 6
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HLA antigens are found on | show 🗑
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show | A. a total antibody titer of 2 followed by a titer of 16
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show | She has an autoimmune disease with continual antigen-antibody activity causing comsumption of C3
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show | Matermal IgG
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show | B cells
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The major class of immunoglobulin found in adult human serum is | show 🗑
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show | IgD
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Which class of immunoglobulin possesses 10 antigenic binding sites? | show 🗑
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Which class of immunoglobulin binds to basophils & mast cells to mediate immediate hypersensitivity reactions? | show 🗑
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show | IgG
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show | Competes with wnzyme-labeles antigen for binding to a specific antibody
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Adjuvants are added to vaccines to | show 🗑
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an example of immune injury dur to the deposition of antigen-antibody complexes is | show 🗑
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The serologically detectable antibody produced in rheumatoid arthritis (RA) is of the class | show 🗑
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show | Graft-vs,-host-disease (GVHD)
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show | specific typing antibodies
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show | IgG antibody
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In individuals allergic to bee benom, hyposensitization protocols may be initiated. These are designed to promote the formation of | show 🗑
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After exposure to antigen, the first antibodies that cam be detected belong to the class | show 🗑
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Corneal tissue may be transplanted successfully from one patient to another because | show 🗑
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show | an isograft
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show | the absence os all innmunglobulins
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show | viruses
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show | interleukin 4
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Which cell is the principle source of interleukin 2 | show 🗑
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show | IgG
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A major advantage of passive immunization os opposed to active immunization is that | show 🗑
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show | avidity
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show | IgG is the predominant antibody classproduced in the secondary immune response. the antibody levelsproduced are higher in the secondary immune response. The lag phase is shorter in the secondary immune response
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After activation of the complement system, leukocytes & macrophages are attractedto the site of complement activation by | show 🗑
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The type of immunity that follows the injection of an antigen is termed | show 🗑
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The type of immunity that follows the injection of antibodies synthesized by another individual or animal is termed | show 🗑
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Male sterility may be caused by an autoantibodyagainst sperm cells. The body can make these antibodies because | show 🗑
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show | nuclear antigen
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show | complexed to charcoal
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The Venereal Disease Research Laboratory (VDRL) test for syphillis is calssified as a(n) | show 🗑
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One of the causes of a false-positive VDRL test is | show 🗑
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Which of the following ions is mecessary in complemant fixation tests? | show 🗑
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A cause of false-positive results in the rapid plasma reagin (RPR) test for syphilis is | show 🗑
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show | be positive early in the course of the disease
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show | Antinuclear antibody (ANA)
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What will invalidate a test for antistreptolysis O (ASO) | show 🗑
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In the enzyme-linkes immunosorbent assay (ELISA) system, the visible reaction is due to a reaction between | show 🗑
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show | the presence of anti-HCV antibody
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show | recogonized as nonself
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There is no bersa of Fabricius in humans. What is considered the site of B-cell differentiation in adult humans? | show 🗑
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show | b. there are 2 types, kappa and lambda
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show | the action of papain on a complete immunoglobulin molecule
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show | Hybridomas
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Monoclonial antibodies of the same clone are | show 🗑
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Skin testing is a usefull diagnostic tool in a number of disorders such as tuberculosis. What is true about skin testing? | show 🗑
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show | Natural Killer cell
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What has been identified as B cell surface markers? | show 🗑
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show | Able to bind antigen, possess CD1 antigen, and protection against intracellular parasites
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show | circulating immune complexes
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Whi complement protein is present in the greatest concentration in human serum? | show 🗑
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show | IgG
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show | C4
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show | usually due to hapten
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show | hematopoietic stem cells
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Contact dermatitis is mediated by | show 🗑
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In the radioallergosorbent test (RAST) for the quantitation of IgE, what does a high count per minute (cpm) suggest? | show 🗑
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Typically, with no antirejection treatment, that fate of an autograft is | show 🗑
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show | the H-Y antigen
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When an antigen and an antibody react, bonds are formed between the 2 molecules. these bonds may be | show 🗑
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