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Oral Microbiology Preparation (Dr. Chhay Sokdalis)

 

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1) A facultative anaerobic is:?

2 / 80

2) What are the predominant plaque bacteria in periodontitis?

3 / 80

3) There are many different types of bacteria normally present in the oral cavity. Which of the following is the name of the one most likely to be associated with the onset of dental caries?

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4) Which is not true about Ludwig angina?

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5) The main causative agent of Ludwig angina is:?

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6) Probiotics exhibit all BUT the following characteristics:?

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7) Demineralization of inorganic portion and destruction of organic of tooth is known as:?

8 / 80

8) Mouthwashes used for controlling oral malodor should contain?

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9) Which of the following statements on acute necrotizing ulcerative gingivitis is INEXACTE?

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10) An abortive infection is one in which: ?

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11) What are the predominant plaque bacteria in gingivitis?

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12) Dentoalveolar abscess is treated by:?

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13) Viruses that persist in the cell and cause recurrent disease are considered?

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14) Which of the following bacteria that is predominant in chronic periodontitis?

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15) Which of the following statements on streptococci are not true?

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16) Communicable diseases can spread by several methods. Which is not an example of the direct transmission mode of disease spread?

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17) The most common protozoa in the oral cavity of people ?

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18) Lysozyme is present in?

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19) Which of the following bacteria that is predominant in aggressive periodontitis?

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20) The legend of worms, endogenous theories, chemical theories and parasitic theory are early theories explaining:?

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21) Which of the following statements on aggressive periodontitis is EXACTE?

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22) How to manage acute necrotizing ulcerative gingivitis?

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23) Which of the following statements on diagnosis of dental caries is INEXACTE?

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24) The main difference in true bacteria and mycoplasma is that it does not posses:?

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25) Which of the following statements on dentoalveolar infections is INEXACTE?

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26) Which of the following statements on dental caries are true?

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27) Members of the genus Lactobacillus are normal microflora of the?

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28) Gram staining reflects in bacteria?

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29) Widely accepted theory of dental caries is πŸ˜•

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30) Which of the following statements on prevention of dental caries is INEXACTE?

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31) Which of the following statements on periodontal disease is INEXACT?

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32) The following infectious agents are likely to be transmitted in dental care settings:?

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33) Microorganisms play the most essential role.?

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34) Which of the following statements on chronic periodontitis is INEXACTE?

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35) Which of the following statements on dental caries is INEXACTE?

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36) Bacterial pathogens attach most often by all except which of the following mechanisms?

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37) Turbid dentin in carious tooth is all EXCEPT:?

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38) Microorganism that can grow in the presence as well as in the absence of molecular oxygen is?

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39) Virus replicate by which of the following?

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40) The peak incidence of juvenile periodontitis in children occurs at ages:?

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41) Microorganisms that are frequently implicated in the pathogenesis of periodontal abscess include:?

42 / 80

42) Initiation of dental caries depends upon:?

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43) Which of the following statements on clinical sign of dental caries is INEXACTE?

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44) The bacteria detected in localized aggressive periodontitis are:?

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45) An example of a nonspecific chemical barrier to infection is…?

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46) Normal flora help protect the body from pathogens … ?

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47) The primary cause of periodontal diseases is?

48 / 80

48) For a bacterium to be seriously considered in the etiology of dental caries, it must πŸ˜•

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49) The organisms which can grow best in the presence of a low concentration of oxygen?

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50) Which of the following statements on clinical sign of chronic periodontitis is INEXACTE?

51 / 80

51) The main causative agent of Ludwig’s angina is:?

52 / 80

52) Which of the following bacteria that is predominant in healthy condition?

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53) The mutans group of streptococci are key cariogenic pathogens. Which of the following belongs to the mutans group?

54 / 80

54) What are the predominant plaque bacteria in healthy condition?

55 / 80

55) Which of the following statements on Ludwig’s angina is INEXACTE?

56 / 80

56) Which of the following is associated with dental caries?

57 / 80

57) Mouthwashes contain several chemical agents to effectively control oral malodor. Select the agent that does not belong in mouthwashes:?

58 / 80

58) The human body provides a favorable habitat for microorganisms. Which of the following does not contribute to this favorable habitat?

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59) Chronic periodontitis is characterized by INEXACT:?

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60) Which of the following disease most commonly afflicts human?

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61) In dentoalveolar abscess, the bacteria reach pulp by:?

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62) Which of the following statements on complication of Ludwig’s angina is INEXACTE?

63 / 80

63) With regard to prevention of dental caries, which of the following statements are true?

64 / 80

64) Main predisposing factors of acute necrotizing ulcerative gingivitis is:?

65 / 80

65) Following can be used for cultivation of viruses EXCEPT:?

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66) Which of the following statements on clinical sign of necrotizing ulcerative gingivitis is INEXACTE?

67 / 80

67) Aggressive periodontitis is treated by:?

68 / 80

68) The dietary carbohydrate most likely involved in etiology of dental caries is πŸ˜•

69 / 80

69) Viruses can be cultivated in?

70 / 80

70) Which genus of bacterium contributes to plaque, caries, gingivitis, and periodontal disease?

71 / 80

71) True about caries, all EXCEPT:?

72 / 80

72) What is the cause of death in Ludwig angina?

73 / 80

73) Which of the following statements on dentoalveolar abscess is true?

74 / 80

74) Which of the following statements on the natural history of periodontal disease is INEXACT?

75 / 80

75) Predisposing factors for acute necrotizing ulcerative gingivitis include INEXACT:?

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76) Which of the following procedures can be regarded as optimal for controlling cross infection in a dental clinic?

77 / 80

77) How to manage dentoalveolar abscess?

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78) How to manage dental caries?

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79) Which of the following vaccines would you recommend to your new female dental surgery assistant starting work with you?

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80) Caries, all are true except:?

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