Immunology EXAM ONE Practice Test

Beschreibung

UNC MED 2017
Marissa Alvarez
Quiz von Marissa Alvarez, aktualisiert more than 1 year ago
Marissa Alvarez
Erstellt von Marissa Alvarez vor mehr als 7 Jahre
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Zusammenfassung der Ressource

Frage 1

Frage
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.
Antworten
  • direct; direct
  • indirect; indirect
  • indirect; direct
  • direct; indirect

Frage 2

Frage
People with Group O blood
Antworten
  • are universal blood donors
  • are universal blood recipients
  • are always Rh-positive
  • are always Rh-negative
  • have A &B antigens on their RBC

Frage 3

Frage
In an indirect ELISA, you are measuring the patient’s
Antworten
  • specific antigen levels
  • antibody levels to a specific antigen
  • total white blood cell count
  • total red blood cell count
  • total lymphocyte count

Frage 4

Frage
T cells can only recognize
Antworten
  • denatured antigen on the cell surface
  • antigens in their native conformation on the cell surface
  • peptide fragments of antigens associated with antibody on the cell surface
  • peptide fragments of antigens associated with complement components
  • peptide fragments of antigens associated with MHC

Frage 5

Frage
All of the following are associated with non-specific (innate) immunity except
Antworten
  • macrophages
  • complement
  • neutrophils (PMN)
  • T lymphocytes
  • lysozyme

Frage 6

Frage
The common component in all 3 complement systems is:
Antworten
  • C1
  • C2
  • C3
  • C4
  • C1q

Frage 7

Frage
Antibodies can do all of the following except
Antworten

Frage 8

Frage
Which of the following cells is involved in recognition of antigen in the context of MHC class II?
Antworten
  • CD4+ cell
  • CD8+ cell
  • Mature B cell
  • Plasma cell
  • Natural killer (NK) cell

Frage 9

Frage
The most important cause of organ transplant rejection is because of incompatibility between donor and host
Antworten
  • Innate immunity
  • HLA antigens
  • Rh blood group antigens
  • B-lymphocytes
  • reason for rejection is not known

Frage 10

Frage
Foreign substances that elicit an immune response are collectively termed:
Antworten
  • aliens
  • antigens
  • antibodies
  • viruses
  • bacteria

Frage 11

Frage
Antibodies prevent infections by ingested and inhaled microbes. What is the predominant antibody in mucosal surfaces?
Antworten
  • IgG
  • IgM
  • IgE
  • IgA
  • IgD

Frage 12

Frage
Which of the following statements about primary and secondary immunodeficiencies is true?
Antworten
  • primary immunodeficiencies are genetically based
  • secondary immunodeficiencies can be pathogen induced
  • primary immunodeficiencies may be treated with stem cell transplantation
  • secondary immunodeficiencies may be drug induced
  • all the above

Frage 13

Frage
Immunity to intracellular bacteria that reside in the cytoplasm of a host cell is mediated primarily by:
Antworten
  • B cells
  • NK cells
  • Dendritic Cells
  • CD4+ T cells
  • CD8+ T cells

Frage 14

Frage
A consequence of missing or flawed recombination activation genes (RAG) would be?
Antworten
  • DiGeorge syndrome
  • Chronic granulomatous disease (CGD)
  • Bare lymphocyte syndrome
  • Severe combined immunodeficiency (SCID)
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