1) Bleeding on probing starts in:?

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

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

4) Heamatological disorder associated with periodontal disease is?

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

6) False gingival enlargement is caused by:?

7) Risk factors for chronic periodontitis include:?

8) Periodontal pocket wall between tooth and bone is?

9) Risk factors of periodontal disease are:?

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

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

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

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

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

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

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

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

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

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

20) Periodontal disease is a risk factor for:?

21) Cells involve in innate defense system are:?

22) Treatment of periodontal abscess includes:?

23) The best toothbrush bristle is:?

24) 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?

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

26) 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:?

27) Gingival abrasion is caused by:?

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

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

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

31) 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: ………?

32) Periodontal pockets can BEST be detected by:?

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

34) Periodontal disease is any condition which affects the?

35) Subclinical gingivitis is:?

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

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

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

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

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

41) Dental plaque adheres to the tooth surface by?

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

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

44) 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?

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

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

47) A compound periodontal pocket is?

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

49) The amount of gingival crevicular fluid is:?

50) 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?

51) Less calcified structure is?

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

53) 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: ……?

54) Order of periodontal treatment?

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

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

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

58) Microbial virulence factors include:?

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

60) Root planning is: …………………………………………………?

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

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

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

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

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

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

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

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

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

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

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

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

73) Heamatological disorder associated with periodontal disease is?

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

75) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index?

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

77) Periodontal abscess is:?

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

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

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

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

82) For periodontal disease, smoking is:?

83) A compound periodontal pocket is:?

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

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

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

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

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

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

90) 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:?

91) What is the difference between gingivitis and periodontitis?

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

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

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

95) 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:?

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

97) 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?

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

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

100) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index:?

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

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

103) The earliest clinic sign of chronic gingival inflammation?

104) Gingival abrasio9nj is caused by:?

105) Clinical finding of chronic periodontitis:?

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

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

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

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

110) Scaling process removes: ………………………?

111) What the usefulness is of radiographs in periodontal?

112) Excisional new attachment procedure involves:?

113) The term gingivitis refers to a condition which?

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

115) Root planning is:?

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

117) Dental floss is use to:?

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

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

120) How many strokes?

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

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

123) Crater in necrotizing periodontitis involves:?

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

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

126) Dentogingival unit:?

127) The term chronic inflammation is best defined as?

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

129) Dental plaque adheres to the tooth surface by?

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

131) Primary endodontic lesion requires:?

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

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

134) Average human biologic is:?

135) 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?

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

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

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

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

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

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

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

143) Straightening of the teeth is called:?

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

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