9273365
Description
Quiz by Marissa Alvarez, updated more than 1 year ago
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Created by Marissa Alvarez
about 7 years ago
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Question 1
Question
In lab you performed two different ELISAs, the Rapid Strep Test was an example of a(n) ______________ ELISA; and the test using a mock “patient serum” as the sample was a(n) _____________ ELISA.
Answer
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direct; direct
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indirect; indirect
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indirect; direct
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direct; indirect
Question 2
Question
People with Group O blood
Answer
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are universal blood donors
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are universal blood recipients
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are always Rh-positive
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are always Rh-negative
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have A &B antigens on their RBC
Question 3
Question
In an indirect ELISA, you are measuring the patient’s
Answer
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specific antigen levels
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antibody levels to a specific antigen
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total white blood cell count
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total red blood cell count
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total lymphocyte count
Question 4
Question
T cells can only recognize
Answer
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denatured antigen on the cell surface
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antigens in their native conformation on the cell surface
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peptide fragments of antigens associated with antibody on the cell surface
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peptide fragments of antigens associated with complement components
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peptide fragments of antigens associated with MHC
Question 5
Question
All of the following are associated with non-specific (innate) immunity except
Answer
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macrophages
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complement
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neutrophils (PMN)
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T lymphocytes
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lysozyme
Question 6
Question
The common component in all 3 complement systems is:
Answer
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C1
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C2
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C3
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C4
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C1q
Question 7
Question
Antibodies can do all of the following except
Answer
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agglutinate antigens
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recognize intact antigens
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neutralize toxins
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precipitate intracellular antigens
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fix complement
Question 8
Question
Which of the following cells is involved in recognition of antigen in the context of MHC class II?
Answer
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CD4+ cell
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CD8+ cell
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Mature B cell
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Plasma cell
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Natural killer (NK) cell
Question 9
Question
The most important cause of organ transplant rejection is because of incompatibility between donor and host
Answer
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Innate immunity
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HLA antigens
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Rh blood group antigens
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B-lymphocytes
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reason for rejection is not known
Question 10
Question
Foreign substances that elicit an immune response are collectively termed:
Answer
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aliens
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antigens
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antibodies
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viruses
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bacteria
Question 11
Question
Antibodies prevent infections by ingested and inhaled microbes. What is the predominant antibody in mucosal surfaces?
Answer
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IgG
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IgM
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IgE
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IgA
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IgD
Question 12
Question
Which of the following statements about primary and secondary immunodeficiencies is true?
Answer
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primary immunodeficiencies are genetically based
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secondary immunodeficiencies can be pathogen induced
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primary immunodeficiencies may be treated with stem cell transplantation
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secondary immunodeficiencies may be drug induced
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all the above
Question 13
Question
Immunity to intracellular bacteria that reside in the cytoplasm of a host cell is mediated primarily by:
Answer
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B cells
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NK cells
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Dendritic Cells
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CD4+ T cells
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CD8+ T cells
Question 14
Question
A consequence of missing or flawed recombination activation genes (RAG) would be?
Answer
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DiGeorge syndrome
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Chronic granulomatous disease (CGD)
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Bare lymphocyte syndrome
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Severe combined immunodeficiency (SCID)
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