Difference between revisions of "Host Invasion by Microorganisms Flashcards"
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*Opsonisation of free particles or infected cells | *Opsonisation of free particles or infected cells | ||
|l7=Immune Responses to Viral Infections | |l7=Immune Responses to Viral Infections | ||
| − | |q8=What are the main cytokines CD4+ T cells release to recruit macrophages? | + | |q8=What are the main cytokines CD4<sup>+</sup> T cells release to recruit macrophages? |
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*IFN-γ | *IFN-γ | ||
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|l8=Immune Responses to Viral Infections | |l8=Immune Responses to Viral Infections | ||
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===Bacteria=== | ===Bacteria=== | ||
<FlashCard questions="8"> | <FlashCard questions="8"> | ||
Revision as of 09:42, 24 May 2012
Host invasion
| Question | Answer | Article | |
| By what three routes can pathogens enter the body? |
|
Link to Article | |
Viruses
| Question | Answer | Article | |
| Naked viruses contain only...? | RNA/DNA and protein coat
|
Link to Article | |
| Name three functions of viral structural proteins |
|
Link to Article | |
| Name the two main innate defenses against viral infection |
|
Link to Article | |
| Upon viral infection, which antibody isotype is increased at mucosal surfaces? | Link to Article | ||
| What do antibodies stop free virus particles from doing? | Binding to host cell, entering and uncoating
|
Link to Article | |
| By what mechanism is complement able to damage the virion envelope? | Virolysis
|
Link to Article | |
| When coupled with antibodies, what mechanisms does complement aid in immune defence? |
|
Link to Article | |
| What are the main cytokines CD4+ T cells release to recruit macrophages? |
|
Link to Article | |
Bacteria
| Question | Answer | Article | |
| Describe three ways prokaryotic DNA differs from eukaryotic DNA |
|
Link to Article | |
| Bacteria with an outer layer of lipopolysaccharide are classed as... | Gram-negative
|
Link to Article | |
| Bacteria with a round shape are classed as... | Cocci
|
Link to Article | |
| Bacteria with a long shape are classed as... | Rods or bacilli
|
Link to Article | |
| What are the four rules summarising the cause and effect relationship between bacteria and infection? | Koch's postulates
|
Link to Article | |
| What is the condition, characterised by excessive cytokine production, that is caused by bacterial components such as LPS? | Endotoxin shock
|
Link to Article | |
| By what mechanism do most bacteria replicate? | Binary fission
|
Link to Article | |
| By what three mechanisms can bacteria transfer DNA? |
|
Link to Article | |
Parasites
| Question | Answer | Article | |
| Do protozoa have a eukaryotic or prokaryotic cell structure | Eukaryotic
|
Link to Article | |
| What are the two main groups of helminth parasite? |
|
Link to Article | |
| What is the main cell type that mediates the destruction of larger parasites? | Eosinophils
|
Link to Article | |
| What T cell subtype is required to fight intracellular protozoa | Th1
|
Link to Article | |
| What T cell subtype is required to fight intestinal worms? | Th2
|
Link to Article | |
| How do antibodies defend against parasitic infection? |
|
Link to Article | |
|
Originally funded by the RVC Jim Bee Award 2007 |