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

2) Clinical finding of chronic periodontitis:?

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

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

5) Risk factors of periodontal disease are:?

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

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

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

9) A compound periodontal pocket is?

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

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

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

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

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

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

16) Heamatological disorder associated with periodontal disease is?

17) The term gingivitis refers to a condition which?

18) How many strokes?

19) False gingival enlargement is caused by:?

20) 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?

21) Less calcified structure is?

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

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

24) Subclinical gingivitis is:?

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

26) 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?

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

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

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

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

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

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

33) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index:?

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

35) Microbial virulence factors include:?

36) 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:?

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

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

39) Heamatological disorder associated with periodontal disease is?

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

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

42) What the usefulness is of radiographs in periodontal?

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

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

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

46) Root planning is:?

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

48) Dentogingival unit:?

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

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

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

52) Gingival abrasion is caused by:?

53) What is the difference between gingivitis and periodontitis?

54) 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:?

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

56) The amount of gingival crevicular fluid is:?

57) For periodontal disease, smoking is:?

58) 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: ……?

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

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

61) Periodontal disease is any condition which affects the?

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

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

65) Risk factors for chronic periodontitis include:?

66) Treatment of periodontal abscess includes:?

67) 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?

68) Dental plaque adheres to the tooth surface by?

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

70) A compound periodontal pocket is:?

71) Periodontal pocket wall between tooth and bone is?

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

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

74) Periodontal pockets can BEST be detected by:?

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

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

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

78) The earliest clinic sign of chronic gingival inflammation?

79) Average human biologic is:?

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

81) Excisional new attachment procedure involves:?

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

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

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

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

86) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index?

87) Bleeding on probing starts in:?

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

89) Straightening of the teeth is called:?

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

91) Primary endodontic lesion requires:?

92) 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?

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

94) Crater in necrotizing periodontitis involves:?

95) 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?

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

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

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

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

100) Scaling process removes: ………………………?

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

102) Periodontal disease is a risk factor for:?

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

104) Cells involve in innate defense system are:?

105) Gingival abrasio9nj is caused by:?

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

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

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

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

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

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

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

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

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

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

116) 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: ………?

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

118) Order of periodontal treatment?

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

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

121) The best toothbrush bristle is:?

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

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

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

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

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

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

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

129) Periodontal abscess is:?

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

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

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

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

134) Dental plaque adheres to the tooth surface by?

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

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

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

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

139) The term chronic inflammation is best defined as?

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

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

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

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

144) Dental floss is use to:?

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