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

2) Risk factors for chronic periodontitis include:?

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

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

5) The term chronic inflammation is best defined as?

6) Dental floss is use to:?

7) Subclinical gingivitis is:?

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

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

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

11) 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?

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

13) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index:?

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

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

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

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

18) Dental plaque adheres to the tooth surface by?

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

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

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

22) What is the difference between gingivitis and periodontitis?

23) Scaling process removes: ………………………?

24) Gingival abrasio9nj is caused by:?

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

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

27) Bleeding on probing starts in:?

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

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

30) Dentogingival unit:?

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

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

33) Clinical finding of chronic periodontitis:?

34) 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?

35) For periodontal disease, smoking is:?

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

37) 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: ……?

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

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

40) Primary endodontic lesion requires:?

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

42) Heamatological disorder associated with periodontal disease is?

43) Root planning is: …………………………………………………?

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

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

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

47) Average human biologic is:?

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

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

50) Straightening of the teeth is called:?

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

52) The amount of gingival crevicular fluid is:?

53) Dental plaque adheres to the tooth surface by?

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

55) Periodontal pocket wall between tooth and bone is?

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

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

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

59) How many strokes?

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

61) Microbial virulence factors include:?

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

63) 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:?

64) 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: ………?

65) Risk factors of periodontal disease are:?

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

67) What the usefulness is of radiographs in periodontal?

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

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

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

71) Periodontal disease is any condition which affects the?

72) The term gingivitis refers to a condition which?

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

74) 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?

75) Root planning is:?

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

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

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

79) Treatment of periodontal abscess includes:?

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

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

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

83) 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?

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

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

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

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

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

89) 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:?

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

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

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

93) Less calcified structure is?

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

95) The earliest clinic sign of chronic gingival inflammation?

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

97) Crater in necrotizing periodontitis involves:?

98) 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?

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

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

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

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

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

104) 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:?

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

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

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

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

109) Periodontal abscess is:?

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

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

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

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

114) Periodontal disease is a risk factor for:?

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

116) A compound periodontal pocket is?

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

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

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

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

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

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

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

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

125) Cells involve in innate defense system are:?

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

127) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index?

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

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

130) A compound periodontal pocket is:?

131) Heamatological disorder associated with periodontal disease is?

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

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

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

135) The best toothbrush bristle is:?

136) Order of periodontal treatment?

137) Gingival abrasion is caused by:?

138) Excisional new attachment procedure involves:?

139) Periodontal pockets can BEST be detected by:?

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

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

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

143) False gingival enlargement is caused by:?

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

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