Difference between revisions of "Host Invasion by Microorganisms Flashcards"
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| Line 59: | Line 59: | ||
*Most of the DNA is transcibed | *Most of the DNA is transcibed | ||
*No intervening sequences within structural genes | *No intervening sequences within structural genes | ||
| − | |l1= | + | |l1=Bacterial Structure |
|q2=These surface components allow bacteria to move around | |q2=These surface components allow bacteria to move around | ||
|a2=Flagella | |a2=Flagella | ||
| − | |l2=Bacteria | + | |l2=Bacteria Structure |
|q2=Bacteria with an outer layer of lipopolysaccharide are classed as... | |q2=Bacteria with an outer layer of lipopolysaccharide are classed as... | ||
|a2=Gram-negative | |a2=Gram-negative | ||
| − | |l2= | + | |l2=Bacterial Structure |
|q3=Bacteria with a round shape are classed as... | |q3=Bacteria with a round shape are classed as... | ||
|a3=Cocci | |a3=Cocci | ||
| − | |l3= | + | |l3=Bacterial Structure |
|q4=Bacteria with a long shape are classed as... | |q4=Bacteria with a long shape are classed as... | ||
|a4=Rods or bacilli | |a4=Rods or bacilli | ||
| − | |l4= | + | |l4=Bacterial Structure |
|q5=What are the four rules summarising the cause and effect relationship between bacteria and infection? | |q5=What are the four rules summarising the cause and effect relationship between bacteria and infection? | ||
|a5=Koch's postulates | |a5=Koch's postulates | ||
| − | |l5= | + | |l5=Bacterial Pathogenesis |
|q6=What is the condition, characterised by excessive cytokine production, that is caused by bacterial components such as LPS? | |q6=What is the condition, characterised by excessive cytokine production, that is caused by bacterial components such as LPS? | ||
|a6=Endotoxin shock | |a6=Endotoxin shock | ||
| − | |l6= | + | |l6=Bacterial Pathogenesis |
|q7=By what mechanism do most bacteria replicate? | |q7=By what mechanism do most bacteria replicate? | ||
|a7=Binary fission | |a7=Binary fission | ||
| − | |l7= | + | |l7=Bacterial Replication |
|q8=By what three mechanisms can bacteria transfer DNA? | |q8=By what three mechanisms can bacteria transfer DNA? | ||
|a8= | |a8= | ||
| Line 86: | Line 86: | ||
*Transduction | *Transduction | ||
*Conjugation | *Conjugation | ||
| − | |l8= | + | |l8=Bacterial Replication |
</FlashCard> | </FlashCard> | ||
===Parasites=== | ===Parasites=== | ||
Revision as of 11:44, 17 May 2010
|
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 defences against viral infection |
|
Link to Article | |
| Upon viral infection, which antibody isotype is increased at mucosal surfaces? | IgA
|
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 | |