Difference between revisions of "Bacterial Pathogenesis Quiz"
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choice2="Goblet cells" | choice2="Goblet cells" | ||
correctchoice="3" | correctchoice="3" | ||
− | feedback3="'''Correct!''' Lawsonia intracellularis has an affinity for enterocytes. Enterocytes are simple columnar epithelium cells of the small intestine and colon. They are thought to have a a secretory role. [[Lawsonia intracellularis |WikiVet Article: Lawsonia intracellularis]] | + | feedback3="'''Correct!''' Lawsonia intracellularis has an affinity for enterocytes. Enterocytes are simple columnar epithelium cells of the small intestine and colon. They are thought to have a a secretory role. [[Lawsonia intracellularis |WikiVet Article: Lawsonia intracellularis]]" |
− | feedback4="'''Incorrect.''' Lawsonia intracellularis is not known to have an affinity for paneth cells. Paneth cells are also found in the intestinal tract and contain zinc and lysoyme. The correct answer is that Lawsonia intracellularis has an affinity for enterocytes. Enterocytes are simple columnar epithelium cells of the small intestine and colon. They are thought to have a a secretory role. [[Lawsonia intracellularis|WikiVet Article: Lawsonia intracellularis]] | + | feedback4="'''Incorrect.''' Lawsonia intracellularis is not known to have an affinity for paneth cells. Paneth cells are also found in the intestinal tract and contain zinc and lysoyme. The correct answer is that Lawsonia intracellularis has an affinity for enterocytes. Enterocytes are simple columnar epithelium cells of the small intestine and colon. They are thought to have a a secretory role. [[Lawsonia intracellularis|WikiVet Article: Lawsonia intracellularis]]" |
− | feedback5="'''Incorrect.''' Lawsonia intracellularis is not known to have an affinity for parietal cells. Parietal are part of the stomach epithelium and secrete gastric acid and intrinsic factor. The correct answer is that Lawsonia intracellularis has an affinity for enterocytes. Enterocytes are simple columnar epithelium cells of the small intestine and colon. They are thought to have a a secretory role. [[Lawsonia intracellularis |WikiVet Article: Lawsonia intracellularis]] | + | feedback5="'''Incorrect.''' Lawsonia intracellularis is not known to have an affinity for parietal cells. Parietal are part of the stomach epithelium and secrete gastric acid and intrinsic factor. The correct answer is that Lawsonia intracellularis has an affinity for enterocytes. Enterocytes are simple columnar epithelium cells of the small intestine and colon. They are thought to have a a secretory role. [[Lawsonia intracellularis |WikiVet Article: Lawsonia intracellularis]]" |
− | feedback1="'''Incorrect.''' Lawsonia intracellularis is not known to have an affinity for enteroendocrine cells. Enteroendocrine cells are specialized endocrine cell of the GI tract. The correct answer is that Lawsonia intracellularis has an affinity for enterocytes. Enterocytes are simple columnar epithelium cells of the small intestine and colon. They are thought to have a a secretory role. [[Lawsonia intracellularis |WikiVet Article: Lawsonia intracellularis]] | + | feedback1="'''Incorrect.''' Lawsonia intracellularis is not known to have an affinity for enteroendocrine cells. Enteroendocrine cells are specialized endocrine cell of the GI tract. The correct answer is that Lawsonia intracellularis has an affinity for enterocytes. Enterocytes are simple columnar epithelium cells of the small intestine and colon. They are thought to have a a secretory role. [[Lawsonia intracellularis |WikiVet Article: Lawsonia intracellularis]]" |
− | feedback2="'''Incorrect.''' Lawsonia intracellularis is not known to have an affinity for goblet cells. Goblet cells are glandular simple columnar epithelial cells that secrete mucus. The correct answer is that Lawsonia intracellularis has an affinity for enterocytes. Enterocytes are simple columnar epithelium cells of the small intestine and colon. They are thought to have a a secretory role. [[Lawsonia intracellularis|WikiVet Article: Lawsonia intracellularis]] | + | feedback2="'''Incorrect.''' Lawsonia intracellularis is not known to have an affinity for goblet cells. Goblet cells are glandular simple columnar epithelial cells that secrete mucus. The correct answer is that Lawsonia intracellularis has an affinity for enterocytes. Enterocytes are simple columnar epithelium cells of the small intestine and colon. They are thought to have a a secretory role. [[Lawsonia intracellularis|WikiVet Article: Lawsonia intracellularis]]" |
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</WikiQuiz> | </WikiQuiz> | ||
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choice4="Proteases" | choice4="Proteases" | ||
correctchoice="3" | correctchoice="3" | ||
− | feedback3="'''Correct!''' Elastase is produced by Pseudomonas aeruginosa and damages elastin in lung parenchyma and blood vessel walls. This aids in the disease process which in many circumstances leads to pneumonia. [[ Pseudomonas | + | feedback3="'''Correct!''' Elastase is produced by Pseudomonas aeruginosa and damages elastin in lung parenchyma and blood vessel walls. This aids in the disease process which in many circumstances leads to pneumonia. [[:Category:Pseudomonas and Burkholderia species|WikiVet Article: Pseudomonas]]" |
− | feedback2="'''Incorrect.''' LPS is a component of the outer membrane of bacteria and is not released by bacteria until death. Pseudomonas resists phagocytosis and complement via its LPS. The correct answer is elastase which is produced by Pseudomonas aeruginosa and damages elastin in lung parenchyma and blood vessel walls. This aids in the disease process which in many circumstances leads to pneumonia. [[ Pseudomonas | + | feedback2="'''Incorrect.''' LPS is a component of the outer membrane of bacteria and is not released by bacteria until death. Pseudomonas resists phagocytosis and complement via its LPS. The correct answer is elastase which is produced by Pseudomonas aeruginosa and damages elastin in lung parenchyma and blood vessel walls. This aids in the disease process which in many circumstances leads to pneumonia. [[:Category:Pseudomonas and Burkholderia species|WikiVet Article: Pseudomonas]]" |
− | feedback1="'''Incorrect.''' Exotoxin A, phospholipase C and proteases, produced by Pseudomonas, allow tissue invasion and damage, but not of the lung parenchyma.The correct answer is elastase which is produced by Pseudomonas aeruginosa and damages elastin in lung parenchyma and blood vessel walls. This aids in the disease process which in many circumstances leads to pneumonia. [[ Pseudomonas | + | feedback1="'''Incorrect.''' Exotoxin A, phospholipase C and proteases, produced by Pseudomonas, allow tissue invasion and damage, but not of the lung parenchyma.The correct answer is elastase which is produced by Pseudomonas aeruginosa and damages elastin in lung parenchyma and blood vessel walls. This aids in the disease process which in many circumstances leads to pneumonia. [[:Category:Pseudomonas and Burkholderia species|WikiVet Article: Pseudomonas ]]" |
− | feedback5="'''Incorrect.''' Exotoxin A, phospholipase C and proteases, produced by Pseudomonas, allow tissue invasion and damage, but not of the lung parenchyma. The correct answer is elastase which is produced by Pseudomonas aeruginosa and damages elastin in lung parenchyma and blood vessel walls. This aids in the disease process which in many circumstances leads to pneumonia. [[Pseudomonas | + | feedback5="'''Incorrect.''' Exotoxin A, phospholipase C and proteases, produced by Pseudomonas, allow tissue invasion and damage, but not of the lung parenchyma. The correct answer is elastase which is produced by Pseudomonas aeruginosa and damages elastin in lung parenchyma and blood vessel walls. This aids in the disease process which in many circumstances leads to pneumonia. [[:Category:Pseudomonas and Burkholderia species|WikiVet Article: Pseudomonas ]]" |
− | feedback4="'''Incorrect.''' Exotoxin A, phospholipase C and proteases, produced by Pseudomonas, allow tissue invasion and damage, but not of the lung parenchyma. The correct answer is elastase which is produced by Pseudomonas aeruginosa and damages elastin in lung parenchyma and blood vessel walls. This aids in the disease process which in many circumstances leads to pneumonia. [[Pseudomonas | + | feedback4="'''Incorrect.''' Exotoxin A, phospholipase C and proteases, produced by Pseudomonas, allow tissue invasion and damage, but not of the lung parenchyma. The correct answer is elastase which is produced by Pseudomonas aeruginosa and damages elastin in lung parenchyma and blood vessel walls. This aids in the disease process which in many circumstances leads to pneumonia. [[:Category:Pseudomonas and Burkholderia species|WikiVet Article: Pseudomonas ]]" |
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</WikiQuiz> | </WikiQuiz> | ||
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correctchoice="1" | correctchoice="1" | ||
feedback1="'''Correct!''' Enteroinvasive E. coli induce receptor-mediated endocytosis in the epithelial cells of the intestine. [[Escherichia coli|WikiVet Article: E. coli]]" | feedback1="'''Correct!''' Enteroinvasive E. coli induce receptor-mediated endocytosis in the epithelial cells of the intestine. [[Escherichia coli|WikiVet Article: E. coli]]" | ||
− | feedback4="'''Incorrect.''' Pinocytosis is concerned with the uptake of solutes and single molecules such as proteins. Enteroinvasive E. coli induce receptor-mediated endocytosis in the epithelial cells of the intestine. [[Escherichia coli|WikiVet Article: E. coli]] | + | feedback4="'''Incorrect.''' Pinocytosis is concerned with the uptake of solutes and single molecules such as proteins. Enteroinvasive E. coli induce receptor-mediated endocytosis in the epithelial cells of the intestine. [[Escherichia coli|WikiVet Article: E. coli]]" |
− | feedback3="'''Incorrect.''' Facilitated diffusion is a form of passive transport facilitated by transport proteins. Enteroinvasive E. coli induce receptor-mediated endocytosis in the epithelial cells of the intestine. [[Escherichia coli|WikiVet Article: E. coli]] | + | feedback3="'''Incorrect.''' Facilitated diffusion is a form of passive transport facilitated by transport proteins. Enteroinvasive E. coli induce receptor-mediated endocytosis in the epithelial cells of the intestine. [[Escherichia coli|WikiVet Article: E. coli]]" |
feedback5="'''Incorrect.''' Primary active transport uses energy (ATP) to transport molecules across a membrane. Enteroinvasive E. coli induce receptor-mediated endocytosis in the epithelial cells of the intestine. [[Escherichia coli|WikiVet Article: E. coli]]" | feedback5="'''Incorrect.''' Primary active transport uses energy (ATP) to transport molecules across a membrane. Enteroinvasive E. coli induce receptor-mediated endocytosis in the epithelial cells of the intestine. [[Escherichia coli|WikiVet Article: E. coli]]" | ||
− | feedback2="'''Incorrect.''' In secondary active transport the electrochemical potential difference created by pumping ions out of the cell is used for movement. Enteroinvasive E. coli induce receptor-mediated endocytosis in the epithelial cells of the intestine. [[Escherichia coli|WikiVet Article: E. coli]] | + | feedback2="'''Incorrect.''' In secondary active transport the electrochemical potential difference created by pumping ions out of the cell is used for movement. Enteroinvasive E. coli induce receptor-mediated endocytosis in the epithelial cells of the intestine. [[Escherichia coli|WikiVet Article: E. coli]]" |
image=""> | image=""> | ||
</WikiQuiz> | </WikiQuiz> |
Latest revision as of 20:07, 14 May 2010
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Questions reviewed by: | Michael Jones BSc (Hons) MSc PhD Lecturer in Microbiology and Molecular Biology |
1 |
What do E. coli release when they die, which can cause disseminated intravascular coagulation? |
2 |
What is required for Lawsonia intracellularis infection to initiate? |
3 |
What type of cell does Lawsonia intracellularis have affinity for? |
4 |
What does Pseudomonas aeruginosa produce that damages the lung parenchyma? |
5 |
Which toxin is released by verotoxigenic E. coli into the small intestine in oedema disease? |
6 |
How does enteroinvasive E. coli invade epithelial cells? |
7 |
Which of the following is a difference between type A and type B strains of Francisella tularensis? |