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

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

3) Subclinical gingivitis is:?

4) A compound periodontal pocket is?

5) Dentogingival unit:?

6) 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: ………?

7) Straightening of the teeth is called:?

8) The amount of gingival crevicular fluid is:?

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

10) Periodontal disease is a risk factor for:?

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

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

13) Scaling process removes: ………………………?

14) Root planning is: …………………………………………………?

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

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

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

18) 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?

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

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

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

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

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

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

25) Bleeding on probing starts in:?

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

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

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

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

30) Microbial virulence factors include:?

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

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

33) What the usefulness is of radiographs in periodontal?

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

35) Treatment of periodontal abscess includes:?

36) Periodontal abscess is:?

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

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

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

40) Order of periodontal treatment?

41) 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: ……?

42) Periodontal disease is any condition which affects the?

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

44) Gingival abrasio9nj is caused by:?

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

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

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

48) Root planning is:?

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

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

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

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

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

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

55) Crater in necrotizing periodontitis involves:?

56) Dental plaque adheres to the tooth surface by?

57) Periodontal pocket wall between tooth and bone is?

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

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

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

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

62) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index:?

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

64) Primary endodontic lesion requires:?

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

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

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

68) Risk factors of periodontal disease are:?

69) 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:?

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

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

72) Less calcified structure is?

73) What is the difference between gingivitis and periodontitis?

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

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

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

77) 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:?

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

79) False gingival enlargement is caused by:?

80) Heamatological disorder associated with periodontal disease is?

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

82) 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:?

83) Gingival abrasion is caused by:?

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

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

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

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

88) Dental plaque adheres to the tooth surface by?

89) 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?

90) A compound periodontal pocket is:?

91) 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?

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

93) Average human biologic is:?

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

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

96) Risk factors for chronic periodontitis include:?

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

98) Dental floss is use to:?

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

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

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

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

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

106) The term gingivitis refers to a condition which?

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

108) The term chronic inflammation is best defined as?

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

110) Cells involve in innate defense system are:?

111) Clinical finding of chronic periodontitis:?

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

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

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

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

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

117) Heamatological disorder associated with periodontal disease is?

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

119) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index?

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

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

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

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

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

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

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

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

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

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

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

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

132) How many strokes?

133) Periodontal pockets can BEST be detected by:?

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

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

136) Excisional new attachment procedure involves:?

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

138) The best toothbrush bristle is:?

139) 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?

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) For periodontal disease, smoking is:?

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

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

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

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