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

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

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

4) Treatment of periodontal abscess includes:?

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

6) 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:?

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

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

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

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

11) Clinical finding of chronic periodontitis:?

12) What the usefulness is of radiographs in periodontal?

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

14) Crater in necrotizing periodontitis involves:?

15) Order of periodontal treatment?

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

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

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

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

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

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

22) 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: ………?

23) 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:?

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

25) 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?

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

27) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index:?

28) Primary endodontic lesion requires:?

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

30) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index?

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

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

33) Less calcified structure is?

34) Risk factors for chronic periodontitis include:?

35) Dental plaque adheres to the tooth surface by?

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

37) The best toothbrush bristle is:?

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

39) Dental floss is use to:?

40) Excisional new attachment procedure involves:?

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

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

43) Periodontal pockets can BEST be detected by:?

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

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

46) Heamatological disorder associated with periodontal disease is?

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

48) Root planning is: …………………………………………………?

49) Periodontal pocket wall between tooth and bone is?

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

51) The amount of gingival crevicular fluid is:?

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

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

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

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

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

57) Risk factors of periodontal disease are:?

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

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

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

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

62) Dentogingival unit:?

63) Average human biologic is:?

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

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

66) Periodontal disease is any condition which affects the?

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

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

69) 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?

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

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

72) The term chronic inflammation is best defined as?

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

74) 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?

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

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

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

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

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

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

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

82) Microbial virulence factors include:?

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

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

85) A compound periodontal pocket is?

86) Heamatological disorder associated with periodontal disease is?

87) 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: ……?

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

89) A compound periodontal pocket is:?

90) What is the difference between gingivitis and periodontitis?

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

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

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

94) 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:?

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

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

97) The earliest clinic sign of chronic gingival inflammation?

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

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

100) Cells involve in innate defense system are:?

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

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

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

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

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

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

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

108) Subclinical gingivitis is:?

109) Bleeding on probing starts in:?

110) Periodontal disease is a risk factor for:?

111) Dental plaque adheres to the tooth surface by?

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

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

114) Gingival abrasio9nj is caused by:?

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

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

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

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

119) False gingival enlargement is caused by:?

120) Straightening of the teeth is called:?

121) For periodontal disease, smoking is:?

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

123) Root planning is:?

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

125) Scaling process removes: ………………………?

126) How many strokes?

127) The term gingivitis refers to a condition which?

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

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

130) 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?

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

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

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

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

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

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

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

138) 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?

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

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

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

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

143) Periodontal abscess is:?

144) Gingival abrasion is caused by:?

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