ACAAI TESTS COMPILATION BUNDLE

What is the hapten-carrier effect? correct answer: Small-molecule antigen requires covalent linkage to a larger carrier to stimulate adaptive immune response. The process is achieved in collaboration between hapten-specific B cells and carrier-specific T cells. This is the basis of developing conju...

What is the hapten-carrier effect? correct answer: Small-molecule antigen requires covalent linkage to a larger carrier to stimulate adaptive immune response. The process is achieved in collaboration between hapten-specific B cells and carrier-specific T cells. This is the basis of developing conju...

1. Which of the following statements is true. A.) Signaling through the TCR is sufficient to activate naïve T cells B.) CD28 is a costimulatory molecule that is needed to activate naïve T cells C.) CD80 and CD86 interact with CD4 to inhibit TCR signaling D.) Costimulatory molecules activate ...

Which types of allergens are most likely to be found in undisturbed air in homes? correct answer: Cat and dog. Remember: Dust mite and cockroach allergens settle quickly. Which allergen extracts are standardized? correct answer: Grass (ie, northern grasses and Bermuda), ragweed, cat, dust mites...

Where are the highest concentrations of IgE-producing plasma cells? correct answer: Tonsils and adenoids Which part of the back (upper or lower) has greater skin reactivity for skin testing? correct answer: Upper back What conditions can cause a false positive AHR? correct answer: Allergic ...

Early-phase mechanisms are allergen-induced mast cell secretion of histamine, prostaglandins, and leukotrienes; late-phase mechanisms are eosinophil chemotaxis, caused by chemical mediators produced in the early reaction correct answer: What are the primary mechanisms of early- and late-phase aller...

IgE binds to which subunit of Fc

Atrial Myxoma correct answer: Fever Hypoalbuminemia Hypergammaglobulinemia Elevated CRP Mutation in CXCR4 allele Recurrent viral infections (HPV) Chronic Neutropenia Hypogammaglobulinemia correct answer: WHIM's WHIM's correct answer: Warts- HPV CCR5 32 correct answer: HIV/AIDS ...