Allergic Reactions

Descripción

Year 2 Test sobre Allergic Reactions, creado por gina_evans0312 el 06/02/2014.
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Test por gina_evans0312, actualizado hace más de 1 año
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Creado por gina_evans0312 hace alrededor de 10 años
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Resumen del Recurso

Pregunta 1

Pregunta
An immune response usually only occurs after the second exposure to the allergen
Respuesta
  • True
  • False

Pregunta 2

Pregunta
Which, most commonly has the first contact with the allergen?
Respuesta
  • B-lymphs
  • T-lymphs
  • Mast cells

Pregunta 3

Pregunta
Once bound to the allergen, the cell converts into a Mast Cell
Respuesta
  • True
  • False

Pregunta 4

Pregunta
What is the role of Plasma Cells?
Respuesta
  • IgE production
  • IgB production
  • IgD production

Pregunta 5

Pregunta
What happens to the released antibodies?
Respuesta
  • They bind to and sensitise Mast cells
  • They bind to and sensitise plasma cells
  • They stimulate the immune response

Pregunta 6

Pregunta
The sensitised Mast Cell will now recognise the allergen if encountered again
Respuesta
  • True
  • False

Pregunta 7

Pregunta
What happens if the allergen is encountered a second time?
Respuesta
  • It links together two IgE's on the Mast cell surface
  • It links together two IgE's on the plasma cell surface
  • Causing the release of histamine and an immune response

Pregunta 8

Pregunta
Anaphylaxis- a severe, life threatening immune reaction
Respuesta
  • True
  • False

Pregunta 9

Pregunta
'Itch specific' nerve fibres stimulated by the immune response have what type of receptors?
Respuesta
  • H1
  • H2
  • H3
  • H4
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