Difference between revisions of "Host Invasion by Microorganisms Flashcards"
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− | + | ===Host invasion=== | |
− | + | <FlashCard questions="1"> | |
− | | | + | |q1=By what three routes can pathogens enter the body? |
− | | | + | |a1= |
− | | | + | *Contact |
− | + | *Aerosol | |
− | < | + | *Orofecal |
− | ==< | + | |l1=Host invasion by microorganisms |
− | + | </FlashCard> | |
− | + | ===Viruses=== | |
− | + | <FlashCard questions="8"> | |
− | + | |q1=Naked viruses contain only...? | |
− | | | + | |a1=RNA/DNA and protein coat |
− | | | + | |l1=Viral Structure |
− | || | + | |q2=Name three functions of viral structural proteins |
− | * | + | |a2= |
− | * | + | *Protection of the genome |
− | * | + | *Attachment to host cell |
− | || | + | *Fusion of envelope to host cell membrane |
− | + | |l2=Viral Structure | |
+ | |q3=Name the two main innate defenses against viral infection | ||
+ | |a3= | ||
+ | *Interferon | ||
+ | *Natural killer cells | ||
+ | |l3=Immune Responses to Viral Infections | ||
+ | |q4=Upon viral infection, which antibody isotype is increased at mucosal surfaces? | ||
+ | |a4=[[IgA]] | ||
+ | |l4=Immune Responses to Viral Infections | ||
+ | |q5=What do antibodies stop free virus particles from doing? | ||
+ | |a5=Binding to host cell, entering and uncoating | ||
+ | |l5=Immune Responses to Viral Infections | ||
+ | |q6=By what mechanism is complement able to damage the virion envelope? | ||
+ | |a6=Virolysis | ||
+ | |l6=Immune Responses to Viral Infections | ||
+ | |q7=When coupled with antibodies, what mechanisms does complement aid in immune defence? | ||
+ | |a7= | ||
+ | *Blocking the virus receptor | ||
+ | *Lysis of infected cells | ||
+ | *Opsonisation of free particles or infected cells | ||
+ | |l7=Immune Responses to Viral Infections | ||
+ | |q8=What are the main cytokines CD4<sup>+</sup> T cells release to recruit macrophages? | ||
+ | |a8= | ||
+ | *IFN-γ | ||
+ | *TNF | ||
+ | |l8=Immune Responses to Viral Infections | ||
+ | </FlashCard> | ||
+ | ===Bacteria=== | ||
+ | <FlashCard questions="8"> | ||
+ | |q1=Describe three ways prokaryotic DNA differs from eukaryotic DNA | ||
+ | |a1= | ||
+ | *Few repeated sequences | ||
+ | *Most of the DNA is transcibed | ||
+ | *No intervening sequences within structural genes | ||
+ | |l1=Bacterial Structure | ||
+ | |q2=These surface components allow bacteria to move around | ||
+ | |a2=Flagella | ||
+ | |l2=Bacteria Structure | ||
+ | |q2=Bacteria with an outer layer of lipopolysaccharide are classed as... | ||
+ | |a2=Gram-negative | ||
+ | |l2=Bacterial Structure | ||
+ | |q3=Bacteria with a round shape are classed as... | ||
+ | |a3=Cocci | ||
+ | |l3=Bacterial Structure | ||
+ | |q4=Bacteria with a long shape are classed as... | ||
+ | |a4=Rods or bacilli | ||
+ | |l4=Bacterial Structure | ||
+ | |q5=What are the four rules summarising the cause and effect relationship between bacteria and infection? | ||
+ | |a5=Koch's postulates | ||
+ | |l5=Bacterial Pathogenesis | ||
+ | |q6=What is the condition, characterised by excessive cytokine production, that is caused by bacterial components such as LPS? | ||
+ | |a6=Endotoxin shock | ||
+ | |l6=Bacterial Pathogenesis | ||
+ | |q7=By what mechanism do most bacteria replicate? | ||
+ | |a7=Binary fission | ||
+ | |l7=Bacterial Replication | ||
+ | |q8=By what three mechanisms can bacteria transfer DNA? | ||
+ | |a8= | ||
+ | *Transformation | ||
+ | *Transduction | ||
+ | *Conjugation | ||
+ | |l8=Bacterial Replication | ||
+ | </FlashCard> | ||
+ | ===Parasites=== | ||
+ | <FlashCard questions="6"> | ||
+ | |q1=Do protozoa have a eukaryotic or prokaryotic cell structure | ||
+ | |a1=Eukaryotic | ||
+ | |l1=:Category:Protozoa | ||
+ | |q2=What are the two main groups of helminth parasite? | ||
+ | |a2= | ||
+ | *Nematodes | ||
+ | *Platyhelminthes | ||
+ | |l2=:Category:Helminths | ||
+ | |q3=What is the main cell type that mediates the destruction of larger parasites? | ||
+ | |a3=Eosinophils | ||
+ | |l3=Immunity to Parasites | ||
+ | |q4=What T cell subtype is required to fight intracellular protozoa | ||
+ | |a4=T<sub>H</sub>1 | ||
+ | |l4=Immunity to Parasites | ||
+ | |q5=What T cell subtype is required to fight intestinal worms? | ||
+ | |a5=T<sub>H</sub>2 | ||
+ | |l5=Immunity to Parasites | ||
+ | |q6=How do antibodies defend against parasitic infection? | ||
+ | |a6= | ||
+ | *Directly damaging protozoa | ||
+ | *Activating complement | ||
+ | *Blocking attachment to host cells | ||
+ | *Enhancing macrophage phagocytosis | ||
+ | *Antibody-dependent cell-mediated cytotoxicity | ||
+ | |l6=Immunity to Parasites | ||
+ | </FlashCard> | ||
− | + | <br><br> | |
− | { | + | {{Jim Bee 2007}} |
− | + | [[Category:Immunology Flashcards]] | |
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Latest revision as of 09:44, 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 |