1) Heamatological disorder associated with periodontal disease is?

2) The best toothbrush bristle is:?

3) Gingival abrasion is caused by:?

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

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

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

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

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

9) False gingival enlargement is caused by:?

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

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

12) Root planning is:?

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

14) Risk factors for chronic periodontitis include:?

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

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

17) Heamatological disorder associated with periodontal disease is?

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

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

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

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

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

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

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

25) Scaling process removes: ………………………?

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

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

28) 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:?

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

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

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

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

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

34) Average human biologic is:?

35) Bleeding on probing starts in:?

36) What is the difference between gingivitis and periodontitis?

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

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

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

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

41) Periodontal pocket wall between tooth and bone is?

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

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

44) What the usefulness is of radiographs in periodontal?

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

46) A compound periodontal pocket is?

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

48) Cells involve in innate defense system are:?

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

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

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

52) 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?

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

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

55) How many strokes?

56) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index?

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

58) Subclinical gingivitis is:?

59) Root planning is: …………………………………………………?

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

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

62) Clinical finding of chronic periodontitis:?

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

64) 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: ……?

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

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

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

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

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

70) Order of periodontal treatment?

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

72) Periodontal abscess is:?

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

74) 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?

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

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

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

78) 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?

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

80) Treatment of periodontal abscess includes:?

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

82) Microbial virulence factors include:?

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

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

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

86) Periodontal disease is any condition which affects the?

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

88) 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?

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

90) Periodontal pockets can BEST be detected by:?

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

92) Less calcified structure is?

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

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

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

96) Risk factors of periodontal disease are:?

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

98) Gingival abrasio9nj is caused by:?

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

100) The term chronic inflammation is best defined as?

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

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

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

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

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

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

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

108) Dental plaque adheres to the tooth surface by?

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

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

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

112) The amount of gingival crevicular fluid is:?

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

114) Periodontal disease is a risk factor for:?

115) 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?

116) Crater in necrotizing periodontitis involves:?

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

118) Dental floss is use to:?

119) For periodontal disease, smoking is:?

120) Dentogingival unit:?

121) 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:?

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

123) The term gingivitis refers to a condition which?

124) Dental plaque adheres to the tooth surface by?

125) Straightening of the teeth is called:?

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

127) 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:?

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

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

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

131) Primary endodontic lesion requires:?

132) 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: ………?

133) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index:?

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

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

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

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

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

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

140) The earliest clinic sign of chronic gingival inflammation?

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

142) Excisional new attachment procedure involves:?

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

144) A compound periodontal pocket is:?

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