Otázky s chybnou odpovědí, č.j. 1301476
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TEST:autumn12  Varianta:3         Tisknuto:17/12/2019
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  7. ( 15.orig.) Which of the following best explains the reaction that takes place in the latex agglutination slide test for CRP?
 3) - Latex particles are coated with CRP (zaškrtl-a)
 4) + Latex particles are coated with anti-CRP (nezaškrtl-a)
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 16. ( 19.orig.) Phospholipases are enzymes that do which of the following?
 2) + degrade cell membranes to allow pathogens to escape phagosomes (nezaškrtl-a)
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 23. ( 24.orig.) Microbial exotoxins posses which of the following activities?
 1) + all of the above (nezaškrtl-a)
 2) - disruption of host-cell second messenger signaling pathways (zaškrtl-a)
 4) - inhibition of eukaryotic ribosomes (zaškrtl-a)
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 25. ( 20.orig.) Extracellular pathogens can attempt to avoid immune detection by
 3) + altering their cell-surface proteins (nezaškrtl-a)
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 31. ( 12.orig.) Which of the following cell types is considered a professional antigen-presenting cell? 
 2) + B cell (nezaškrtl-a)
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 42. (  2.orig.) Periplasmic space of gram-negative bacteria
 3) + refers to a space between an outer membrane and peptigoglycan layer (nezaškrtl-a)
 4) - is a spece between the peptigoglycan layer and the cytoplasmic membrane (zaškrtl-a)
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 50. ( 23.orig.) E. coli-labile toxin and cholera toxin
 1) + ADP-ribosylate a G-protein, which as a result constantly activates adenylate cyclase. (nezaškrtl-a)
 4) - ADP-ribosylate cAMP, which as a result cannot activate protein kinase A. (zaškrtl-a)
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 52. (  7.orig.) Which is true for endotoxins? 
 3) - Toxoids are used to immunize (zaškrtl-a)
 4) + Found only in Gram-negative bacteria (nezaškrtl-a)
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 64. ( 17.orig.) Which type of genetic exchange in bacteria is susceptible to the activity of deoxyribonuclease?
 3) - Transduction (zaškrtl-a)
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TEST:autumn2  Varianta:3         Tisknuto:17/12/2019
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  5. ( 30.orig.) Which of the following statements is/are true about Haemophilus influenzae b (Hib) vaccine:
 1) + Has been conjugated with either non-toxic variant of diphtheria vaccine or tetanus toxoid (nezaškrtl-a)
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  6. ( 21.orig.) Mark correct answer(s): 
 4) + Listeria monocytogenes is found in very high numbers in the amniotic fluid of congenitally infected infants. (nezaškrtl-a)
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 13. ( 39.orig.) Cholera toxin
 2) - causes a decrease in the amount of cAMP in intestinal epithelial cells (zaškrtl-a)
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 17. (  4.orig.) Puerperal fever is a streptococcal infection of the
 1) + uterus (nezaškrtl-a)
 3) - skin (zaškrtl-a)
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 26. ( 35.orig.) Pseudomonas aeruginosa can be diagnosed from the pigment, known as
 2) + Pyorubrin (nezaškrtl-a)
 3) + Pyomelanin (nezaškrtl-a)
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 30. ( 15.orig.) Inactivated viral vaccines are available for
 2) + influenza (nezaškrtl-a)
 4) + hepatitis A  (nezaškrtl-a)
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 37. ( 37.orig.) The substance(s) which can be produced by strains of Pseudomonas aeruginosa is/are
 1) + Elastase (nezaškrtl-a)
 2) + Haemolysins (nezaškrtl-a)
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 38. ( 28.orig.) Neisseria meningitis
 2) + Can be is spread through the exchange of saliva and chewing on toys. (nezaškrtl-a)
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 40. ( 20.orig.) Bacteria commonly acquired from animals include
 2) - Corynebacterium diphtheriae(zaškrtl-a)
 3) + Listeria monocytogenes(nezaškrtl-a)
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 44. ( 36.orig.) Which of the following infection(s) can be caused by Pseudomonas aeruginosa?
 1) + Respiratory tract infection (nezaškrtl-a)
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 49. ( 29.orig.) Which of the following is/are true about Diphtheria:
 1) + Diphtheria toxin affects the heart, nerves and adrenal tissues (nezaškrtl-a)
 4) - Corynebacterium diphtheriae is the only bacterium causing diphtheria (zaškrtl-a)
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 51. ( 17.orig.) Which of the following is associated with dental caries?
 4) - group B Streptococcus(zaškrtl-a)
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 53. ( 33.orig.) Which type of Escherichia coli infection can be severe with life-threatening consequences such as hemolytic uremic syndrome? 
 1) - ETEC (zaškrtl-a)
 2) + EHEC (nezaškrtl-a)
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 57. ( 25.orig.) A 8 year old girl was playing in a slowly moving stream when she cut her foot on a sharp object. Three days later she was brought to the emergency room of Tribhuvan University Teaching Hospital hospital because of pain and swelling at the site of the wound and drainage of pus from it. The most likely cause of the infection is
 4) + Aeromonas hydrophila(nezaškrtl-a)
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 59. ( 26.orig.) All of the following statements regarding the epidemiology of infections caused by Yersinia enterocolitica are correct EXCEPT:
 3) - Humans acquire the infection from ingestion of food or drinks contaminated by animals or animal products. (zaškrtl-a)
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 61. ( 12.orig.) Identify the bacteria which is (are) oxidase-positive?
 1) - Staphylococcus(zaškrtl-a)
 4) + Pseudomonas(nezaškrtl-a)
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 62. ( 27.orig.) Causes of bacterial meningitis in neonates include:
 2) + Escherichia coli(nezaškrtl-a)
 3) + Streptococcus pneumoniae(nezaškrtl-a)
 4) + Listeria monocytogenes(nezaškrtl-a)