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

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

3) What are the predominant plaque bacteria in periodontitis?

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

5) How to manage acute necrotizing ulcerative gingivitis?

6) Viruses can be cultivated in?

7) Chronic periodontitis is characterized by INEXACT:?

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

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

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

11) What are the predominant plaque bacteria in gingivitis?

12) The primary cause of periodontal diseases is?

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

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

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

16) Which is not true about Ludwig angina?

17) Microorganisms play the most essential role.?

18) How to manage dentoalveolar abscess?

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

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

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

22) A facultative anaerobic is:?

23) For a bacterium to be seriously considered in the etiology of dental caries, it must 😕

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

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

26) Dentoalveolar abscess is treated by:?

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

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

29) Lysozyme is present in?

30) True about caries, all EXCEPT:?

31) The dietary carbohydrate most likely involved in etiology of dental caries is 😕

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

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

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

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

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

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

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

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

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

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

42) How to manage dental caries?

43) Widely accepted theory of dental caries is 😕

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

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

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

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

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

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

50) Mouthwashes used for controlling oral malodor should contain?

51) Aggressive periodontitis is treated by:?

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

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

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

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

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

57) Initiation of dental caries depends upon:?

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

59) Caries, all are true except:?

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

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

62) Probiotics exhibit all BUT the following characteristics:?

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

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

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

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

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

68) Virus replicate by which of the following?

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

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

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

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

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

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

75) Gram staining reflects in bacteria?

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

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

78) An abortive infection is one in which: ?

79) 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?

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