Difference between revisions of "Hypersensitivity Flashcards"

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*Oedema  
 
*Oedema  
 
*Mucous production
 
*Mucous production
*Chemoattractants cause the influx of neutrophils, basophils, [[Monocytes - WikiBlood]] and plasma
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*Chemoattractants cause the influx of neutrophils, basophils, [[[[Monocytes - WikiBlood|monocytes]]]] and plasma
 
*Vasoactive and inflammatory peptides cause the contraction of smooth muscle fibres
 
*Vasoactive and inflammatory peptides cause the contraction of smooth muscle fibres
 
|l4=Type I Hypersensitivity - WikiBlood#Mechanism
 
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*Used for testing TB in cattle
 
*Used for testing TB in cattle
 
*Injection of intradermal antigen into the skin
 
*Injection of intradermal antigen into the skin
*A skin reaction (infiltration of lymphocytes and [[Monocytes - WikiBlood]]) peaking at 48-72 hours indicates prior exposure to the antigen or ongoing infection
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*A skin reaction (infiltration of lymphocytes and [[[[Monocytes - WikiBlood|monocytes]]]]) peaking at 48-72 hours indicates prior exposure to the antigen or ongoing infection
 
|l7=Type IV Hypersensitivity - WikiBlood#2. Granulomatous
 
|l7=Type IV Hypersensitivity - WikiBlood#2. Granulomatous
 
</FlashCard>
 
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Revision as of 17:39, 23 February 2010

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HYPERSENSITIVITY
WIKIBLOOD FLASHCARDS


Hypersensitivity

Question Answer Article
What is hypersensitivity? Link to Article
Which two scientists proposed the mechanism for distinguishing between the different types of hypersensitivity reactions? Link to Article
Complete the following sentences

Types I, II and III hypersensitivity are ??? reactions. Type IV hypersensitivity is a ??? reaction.

Link to Article


Type I Hypersensitivity

Question Answer Article
What is type I hypersensitivity also known as? Link to Article
What is the name of antigens which cause type I hypersensitivity? Link to Article
Name some common allergens which cause a type I hypersensitivity reaction Link to Article
Mast cells are caused to degranulate releasing cytokines. What affects do these cytokines have on the infected area? Link to Article
Name some examples of type I hypsensitivity reactions Link to Article


Type II Hypersensitivity

Question Answer Article
What types of immunoglobulin are produced in type II hypersensitivity reactions and are they produced against soluble or fixed antigens? Link to Article
What is the main mechanism of type II hypersensitivity reactions? Link to Article
Which immunological processes does the type II reaction use to destroy target cells? Give examples for each process? Link to Article


Type III Hypersensitivity

Question Answer Article
Which immunoglobulin is produced in type III hypersensitivity and is it produced against soluble or fixed antigens? Link to Article
What does inhaling antigen locally lead to? Link to Article
What other conditions can be caused by a local type III hypersensitivity response? Link to Article
What general effects does increased levels of systemic antigen have? Link to Article
Give an example of a type III hypersensitivity reaction where the antigen is a self antigen Link to Article


Type IV Hypersensitivity

Question Answer Article
What is type IV hypersensitivity also known as? Link to Article
What effects do a CD4+ helper cell hypersensitivity response have? Link to Article
What effect does a CD8+ cytotoxic hypersensitivity response have? Link to Article
What are the two types of type IV hypersensitivity reactions? Link to Article
What are the main cells involved in contact dermatitis? Link to Article
Give two examples of infections causing a granulomatous response Link to Article
What is the tuberculin test? Link to Article