1) Microbial virulence factors include:?

2) New attachment is possible for: ………………?

3) Dento-gingival unit: ……………………………………………..?

4) Which of the following step should be most preferably taken in root planning procedure?

5) The primary pathogen found in aggressive periodontitis is:?

6) The prognosis for smoker with severe periodontitis, when he stops smoking: …?

7) អាប់សែ Periodontal ធ្ងន់ធ្ងរ ត្រូវបានព្យាបាល ដោយ (Acute periodontal abscess is Treated by):?

8) ការបាត់បង់ឆ្អឹង ផ្ដេក មានវត្តមាន នៅក្នុង (Horizontal bone loss is present in):?

9) Which of the following are true of chronic periodontitis?

10) Which one in Phase III therapy (Restoration phase):?

11) Two points contact is essential for: …………………………..?

12) Aggressive periodontitis is a form of periodontal diseases that:?

13) False gingival enlargement is caused by: …………………………………?

14) A 27 year-old male presents to your office with the following signs: loss of interdental and marginal tippling, blue-red tissue color, the junction epithelium at the CEJ, and bleeding upon gentle probing. Your diagnosis is?

15) Periodontal disease is any condition which affects the?

16) The distance between the apical extent of calculus and alveolar crest in human periodontal pockets is: …………………………?

17) Gingival abrasion is caused by:?

18) 30 years female pregnant patient, upon periodontal clinical examination, there was gingival bleeding on probing, edema and redness of gingival margin, and poor oral hygiene. Diagnosis of this case according to AAP 1999 periodontal diseases Classification is: ………?

19) The usefulness of radiographs may: ……………………….?

20) Clinical finding of chronic periodontitis:?

21) Less calcified structure is?

22) Average human biologic is:?

23) Dentogingival unit:?

24) A compound periodontal pocket is:?

25) A periodontal pocket 8 mm deep, having the junctional epithelium coronal to the cement enamel junction is:?

26) One of physical barriers in host response is:?

27) Following a flap procedure, pressure is applied to the tissues for one minute in order to:?

28) Order of periodontal treatment?

29) In necrotizing periodontitis, microorganisms can be found in all the following EXCEPT:?

30) Average human biologic is: …………………………………….?

31) The periodontium consists of all of the following EXCEPT?

32) For periodontal patient, the most frequently recommended tooth brushing technique is:?

33) The usefulness of radiographs local factor may: ……………?

34) Which one of the following scalers is actvated with push motion: ……………..?

35) Dental floss is use to:?

36) What is the difference between gingivitis and periodontitis?

37) Which one in Phase I therapy (non-surgery phase):?

38) Dental plaque adheres to the tooth surface by?

39) A forcibly embedded tooth bristle may be retained in gingival and course:?

40) Linear action of the tip is feature of: …………………?

41) Wire edge is produced in instruments by sharping strokes that are: …………….?

42) Local treatment procedure that accelerates regeneration is: ………?

43) 16 years boy, present clinically with attachment loss related to 1st Molars and Incisors only. Diagnosis of this case according to AAP 1999 periodontal diseases Classification is: ……?

44) The most common form of periodontal disease that causes irreversible damage to the periodontium is:?

45) A 15-year-old girl presents with good oral hygiene. Radiographs how vertical bone loss on #11 and #36. What is the closest diagnosis of this case:?

46) The periodontium consists of all of the following EXCEPT?

47) How many strokes?

48) Periodontal disease is a risk factor for:?

49) False gingival enlargement is caused by:?

50) Cells involve in innate defense system are:?

51) When there is an abscess with fistula tract, we can traced the causing tooth by:?

52) Chronic periodontitis is the most common form of periodontitis. Which of the following is NOT a clinical feature of the disease?

53) A compound periodontal pocket is?

54) A 65-year-old man with a chief complaint of loosing anterior lower teeth. Clinical finding shows excessive supra and subgingival plaque with bleeding on probing. Radiographs reveal severe bone loss on especially anterior lower teeth. Which is the closest diagnosis of this case?

55) Which a stroke use with probes and explores for evaluation of dimension of pocket and for explore Calculus on tooth surface?

56) Which of the following is NOT the roles of saliva:?

57) The earliest clinic sign of chronic gingival inflammation:?

58) The periodontium consists of all of the following are:?

59) What type of fibers are principle fibers of the periodontal ligament?

60) Periodontal disease is an important risk factor for all of the following except: ….?

61) Which one of the following is a surgical sickle?

62) Which of the following is usually not caused by gingival recession?

63) Subclinical gingivitis is:?

64) Periodontal pockets can BEST be detected by:?

65) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index?

66) Risk factors of periodontal disease are: ……………………………………..?

67) The most common factor that defect healing after periodontal treatment: …?

68) Bleeding on probing starts in:?

69) Each occlusal the following cyst is associated with an impacted tooth except:?

70) What is the most common disease affecting the periodontium?

71) What the usefulness is of radiographs in periodontal?

72) The earliest clinic sign of chronic gingival inflammation?

73) Which of the following scaler is used for crushing of calculus: …………?

74) Which of the following does not improve healing after periodontal treatment?

75) The distance between the apical extent of calculus and alveolar crest in human periodontal pockets is:?

76) Chronic periodontitis is a form of periodontal diseases that:?

77) 40 years diabetic patient, present clinically with periodontal attachment loss and diagnosed as having periodontitis. According to AAP 1999 classification of periodontal diseases, the type of periodontitis in this case is:?

78) Instrument used for supra-gingival scaling is: …………………….?

79) Tooth mobility caused by which of the following is not likely to be corrected: ….?

80) The most common factor that defects healing after periodontal treatment: ?

81) A 42-year-old female presents with minimal plaque and inflammation. Radiographs show vertical and angular bone loss on the distal side of #37. Which one is the closest diagnosis of this case?

82) Which of the following is NOT a characteristic of necrotizing periodontitis?

83) Indications for muco-gingival surgery include the following except:?

84) The distance between the apical extent of calculus and alveolar crest in human periodontal pockets is:?

85) Risk factors for chronic periodontitis include:?

86) Gingival abrasio9nj is caused by:?

87) Treatment of periodontal abscess includes:?

88) Repair that occurs after treatment of periodontal lesions is called: …?

89) The best toothbrush bristle is:?

90) The prevalence of gingival recession in people who are older than 50 years:?

91) In CPITN (Community periodontal index treatment need): ……………?

92) A 27 year-old male presents to your dental clinic with the following signs: loss of interdental and marginal tippling, blue-red tissue color, the junction epithelium at the CEJ, and bleeding upon gentle probing. Your diagnosis is:?

93) Which one in Phase I therapy (non-surgery phase)?

94) Periodontal pocket wall between tooth and bone is?

95) The amount of gingival crevicular fluid is: ………………………………………….?

96) Which of the following is not one of the action factions that delay wound healing:?

97) Definition of scaling: ………………………………..?

98) Cavitation is a term used in relation to: …………………?

99) The term chronic inflammation is best defined as?

100) Straightening of the teeth is called:?

101) Which one in Phase IV therapy (Maintenance phase):?

102) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index:?

103) Indications for muco-gingival surgery include the following EXCEPT

104) Subclinical gingivitis is: …………………………………..?

105) Which of the following is a more common expression of gingivae: …………?

106) Primary endodontic lesion requires:?

107) The following are clinical features of periodontal abscess EXCEPT:?

108) The distance between the apical extent of calculus and alveolar crest in human periodontal pockets is:?

109) For periodontal disease, smoking is:?

110) Ultrasonic scaling is done with: ………………………………?

111) Risk factors of periodontal disease are:?

112) Which one in Phase II therapy (Surgical phase):?

113) Active haemorrhage has to be first controlled by: ……………………..?

114) Which of the following is usually not caused by gingival recession:?

115) Heamatological disorder associated with periodontal disease is?

116) A pseudopocket (or gingival pocket) is formed by the?

117) Excisional new attachment procedure involves:?

118) Teeth grinding and gnashing (bruxism) can lead to:?

119) Which of the following is NOT a risk factor of periodontal disease?

120) Scaling process removes: ………………………?

121) The earliest sign of gingivitis which is of great help for diagnostic and treatment planning is:?

122) Root planning is:?

123) Which of the following periodontal disease does not have calculus?

124) Periodontal abscess is:?

125) Maintenance phase should start after: ………………….?

126) To localize a supernumerary or an impacted tooth and determine its exact relationship to the other teeth, which of the following radiographs would be most effective?

127) Which stroke មានកម្លាំងទាញ ត្រូវបានប្រើជាមួយមុខកាំបិតរបស់ឧបករណ៏សម្រាប់យកចេញ Calculus ទាំងពីរ Supra gingival and Sub gingival?

128) What is the main difference between gingivitis and periodontitis?

129) Periodontal pocket wall between tooth and bone is:?

130) The term gingivitis refers to a condition which?

131) The clinical presentation of gingivitis and periodontitis are similar. How could you determine if a patient has periodontitis is?

132) Which of the following is a clinical indication for microbial analysis of plaque: .?

133) Chisel is sharpened with: ……………………………..?

134) The amount of gingival crevicular fluid is:?

135) Crater in necrotizing periodontitis involves:?

136) The inter-dental aid to be used when the embrasure is filled with inter-dental papilla: ………?

137) Heamatological disorder associated with periodontal disease is?

138) Patient with necrotizing periodontitis (NP) is usually requested to have blood test for HIV infection because:?

139) Excisional new attachment procedure involves: …………………………?

140) A 48-year-old woman presents with fistula on the buccal of #24. The tooth does not have any filling. Probing shows a 6mm pocket on mesio-buccal. Pulp vitality test shows the tooth is vital and radiograph shows a vertical bone loss on mesial of #24. What is the closest diagnosis of this case?

141) The primary predisposing factor in ANUG: ………………………?

142) What is the most common systemic disease to affect the periodontal tissues?

143) Root planning is: …………………………………………………?

144) Periodontal pockets can BEST be detected by: ……………?

145) Dental plaque adheres to the tooth surface by?