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

2) For periodontal disease, smoking is:?

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

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

5) 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?

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

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

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

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

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

11) Scaling process removes: ………………………?

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

13) 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?

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

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

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

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

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

19) Clinical finding of chronic periodontitis:?

20) Periodontal disease is any condition which affects the?

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

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

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

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

25) Heamatological disorder associated with periodontal disease is?

26) False gingival enlargement is caused by:?

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

28) 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: ……?

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

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

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

32) The best toothbrush bristle is:?

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

34) A compound periodontal pocket is?

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

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

37) How many strokes?

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

39) Average human biologic is:?

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

41) Subclinical gingivitis is:?

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

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

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

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

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

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

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

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

50) A compound periodontal pocket is:?

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

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

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

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

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

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

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

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

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

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

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

62) Straightening of the teeth is called:?

63) Excisional new attachment procedure involves:?

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

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

66) 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:?

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

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

69) Gingival abrasion is caused by:?

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

71) 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:?

72) Root planning is: …………………………………………………?

73) Dental plaque adheres to the tooth surface by?

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

75) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index?

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

77) Periodontal abscess is:?

78) 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?

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

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

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

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

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

84) Less calcified structure is?

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

86) 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: ………?

87) Dentogingival unit:?

88) The term gingivitis refers to a condition which?

89) Crater in necrotizing periodontitis involves:?

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

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

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

93) Order of periodontal treatment?

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

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

96) Gingival abrasio9nj is caused by:?

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

98) The earliest clinic sign of chronic gingival inflammation?

99) Periodontal pockets can BEST be detected by:?

100) Dental floss is use to:?

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

102) Microbial virulence factors include:?

103) The amount of gingival crevicular fluid is:?

104) Primary endodontic lesion requires:?

105) Periodontal disease is a risk factor for:?

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

107) Cells involve in innate defense system are:?

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

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

110) The term chronic inflammation is best defined as?

111) 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?

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

113) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index:?

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

115) Treatment of periodontal abscess includes:?

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

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

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

119) 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?

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

121) Heamatological disorder associated with periodontal disease is?

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

123) Root planning is:?

124) Bleeding on probing starts in:?

125) Risk factors for chronic periodontitis include:?

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

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

128) Risk factors of periodontal disease are:?

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

130) 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:?

131) Dental plaque adheres to the tooth surface by?

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

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

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

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

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

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

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

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

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

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

142) What is the difference between gingivitis and periodontitis?

143) Periodontal pocket wall between tooth and bone is?

144) What the usefulness is of radiographs in periodontal?

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