Which is immunoglobulin is transported efficiently across mucosal...
The most abundant type of leukocyte in human peripheral blood is
Which of the following pairs is mismatched
One reason that pathogenic microorganisms have an advantage in the...
Which of the following describes the flow of lymph through a lymph...
Which of the following is NOT associated with mucosal surfaces
The antibody transported across mucosal epithelia is...
Which immunoglobulins main function is to mediate sensitization of...
_____ vaccines are the most effective at evokin memory responses...
Which of the following is NOT a characteristic of inflammation
Which of the following polymerizes to form a transmembrane channel...
Which of the following does NOT describe the actions of the...
Which of the following characteristics the B-1 cells that develop...
Which of the following does NOT accuratley describe complement...
The mutational mechanism that results in the production of antibodies...
The antigen-binding site of an immunoglobin is formed from
The function of negative selection of thymocytes in the thymus is to...
Autoimmune polyendocrinopathycandidiasis-ectodermal dystrophy (APECED)...
Which of the following is the membrane-bound form of C3 convertase of...
The enzyme responsible for recombining V, D, and J segments during...
In B cells transport of immunoglobulin to the membrane is dependent on...
IgM is particularly efficient at fixing complement because ________.
The risk of _____ is the primary complication in bone marrow...
Examples of granulocytes include all of the following except
Which of the following statements is false
Which of the following is the predominant route by which pathogens are...
Which of the following does not describe B-cell receptors
The rearrangement of V, D, and J segments to form an...
Which of the following does not describe B cell receptors
The antigen binding site of an immunoglobulin is formed from
________ of thymocytes is necessary to produce a T cell repertoire...
The area of contact between membranes of T cell and an antigen...
The process of ______ results in change in the constant region of the...
The antigen recognition site of T cell receptors is formed by the...
Which of the following cell surface glycoproteins is characteristic of...
The ligand for CR3 and CR4 formed by the cleavage of C3b by the...
Which of the following is NOT a characteristic of C-reactive...
Which of the following statements regarding CD8 T cells is...
A defect in which of the following proteins blocks B cell development...
A conjugate vaccine is one that couples ______ to _____ so as to...
Which of the following characteristics is common to both T cell...
Pro B cells produce a surrogate light chain, which associaes with the...
An important advantage of having two gene loci kappa and lambda for...
The human thymus begins to degenerate as early as one year after...
The co-stimulatory molecule ______ on professional antigen-presenting...
______ is the term used to describe how pathogen antigens resemble...
Which of the following pairs of association is mismatched
Which of the following is NOT a charactersitc of septic shock
Circulaating B cell that has never before encountered antigen...
Which of the following cell surface markers differentiates...
Stromal cells produce _________, which is a secreted B cell...
Developing B cells that fail to make productive D to J heavy chain...
Which of the following cell surface markers differentiates...
Native lymphocytes homing to lymphoid tissue use ____ to bind to CD34...
The co-stimulatory molecule _____ on professional antigen-presenting...
Denatured toxin molecules called _____ are used to vaccinate...
_______ is the vascular addressin found on endothelial cells of...
The plasma proteins that counteract the activity of factor P by...
An allergic reaction to poison ivy is associated with
What type of hypersensitivity reaction would result from a mismatched...
A(n) _____ is an epitope that is typically not accessible to the...
Which of the following best describes an endogenous pyrogen
In most cases, adaptive immune responses rely on the initial...
Which of the following characteristics permits activated CD8 T cells...
MHC Class II molecules are made up of two chains called ________....
Which of the following describes the sequence of events involved in...
_______ involves successive rearrangement at the light-chain loci when...
Which of the following is not produced by Th2
Lipopolysaccharide is an example of a _______ antigen that is...
The five isotypes of immunoglobulin differ from each other in there...
Nucleotide changes in variable regions of immunoglobulin genes...
Which of the following is characteristic of large pre B cell
Lymphoblasts upregulate a transcription factor called ______ when they...
Antibody dependent cell mediated cytotoxicity (ADCC) is carried out by...
Individuals with an immunodeficiency affecting B cell function are...
An example of type III hypersensitivity is _______
The individual protection of unvaccinated individuals as a consequence...
Alloantibodies to blood vessel endothelium on solid organ grafts...
Which of the following describes the sequence of events involved in...
The high degree of polymorphism in MHC class I molecules that present...
Which of the following is a protein tyrosine kinase involved in T-cell...
Binding of _______ to ______ induces T-cell proliferation and...
Naive lymphocytes homing to lymphoid tissue use ____ to bind to CD34...
Complexes of IgG bound to soluble multivalent antigens can activate...
WHich of the following deficiency syndromes affects T cell but not the...
A genetic defect in ____ results in the accumulation of toxic levels...
The extent to which an individuals T cells respond to allogeneic HLA...
Which of the following is mismatched
The ________ contribute to antigen specificity of immunoglobulins, and...
Which of the following is the first T cell receptor complex containing...
Activated T cells express ________, which binds to B7 with twentyfold...
During infection with HIV, a person is said to undergo seroconversion...
The wheal and flare inflammatory reaction is an example of
Which of the following TLR3 and TLR4 adaptor proteins participates in...
In terms of V, D, and J segment arrangement, the T cell receptor alpha...
Which of the following statements is correct
______ is a second messenger in the T cell signaling pathway leading...
What would be the outcome if a naive B cell were to simultaneously...
_____________ is a molecule expressed on NK cells and V gamma: V delta...
Another name for anti immunoglobulin autoantibodies is
Which of the following is the first stage of T cell receptor gene...
Expression of IFN gamma is induced in a CD4 Th1 cell under the...
Cytokine receptors are associated with cytoplasmic protein kinases...
The B-cell co receptor is composed of
A primary focus forms after a circulating naive B cell forms a...
During the course of a successful desensitization process, the...
The upregulation of ______ by IFN gamma can contribute to anigen...
Which of the following is NOT a characteristic of native antigen...
Secretory IgA is best described as ________.
Regulatory T cells function by _______.
______ is a T cell specific adhesion molecule expressed before the...
Intracytoplasmic bacteria in enterocytes of the gastrointestinal tract...
Women who are heterozygous for a defective Brutons tyrosine kinase...
A mechanism by which cancer cells an evade an immune response involves...
Identify which of the following is not associated with...
The peptide binding groove of MHC class I molecules is composed of the...
Which of the following is mismatched
Which of the following antibodies exhibits monovalence as a result of...
Proteins not expressed on normal cells but found on tumor cells are...
In the secondary lymphoid tissued, which of the following routes do B...
A major attraction of immune stimulating complexes ISCOMs as an...
The complemtarity-determining region CDR 1 and CDR2 loops of the T...
A feature of T cell development that may contribute to tumor...
The efficiency of treating bladder cancer is increased by introduing...
Change of immunoglobulin class but prevention of antigen...