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

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

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

4) Scaling process removes: ………………………?

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

6) Gingival abrasio9nj is caused by:?

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

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

9) Heamatological disorder associated with periodontal disease is?

10) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index:?

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

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

13) 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:?

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

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

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

17) A compound periodontal pocket is:?

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

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

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

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

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

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

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

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

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

27) Periodontal abscess is:?

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

29) Microbial virulence factors include:?

30) A compound periodontal pocket is?

31) Primary endodontic lesion requires:?

32) What is the difference between gingivitis and periodontitis?

33) Less calcified structure is?

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

35) False gingival enlargement is caused by:?

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

37) Dentogingival unit:?

38) Crater in necrotizing periodontitis involves:?

39) 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: ………?

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

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

42) The term gingivitis refers to a condition which?

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

44) 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?

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

46) Periodontal disease is any condition which affects the?

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

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

49) 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:?

50) Clinical finding of chronic periodontitis:?

51) Cells involve in innate defense system are:?

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

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

54) Excisional new attachment procedure involves:?

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

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

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

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

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

60) Periodontal disease is a risk factor for:?

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

62) The best toothbrush bristle is:?

63) Bleeding on probing starts in:?

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

65) Dental plaque adheres to the tooth surface by?

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

67) What the usefulness is of radiographs in periodontal?

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

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

70) 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?

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

72) Periodontal pocket wall between tooth and bone is?

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

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

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

76) 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: ……?

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

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

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

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

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

82) Subclinical gingivitis is:?

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

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

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

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

87) 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?

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

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

90) 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?

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

92) Dental plaque adheres to the tooth surface by?

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

94) The term chronic inflammation is best defined as?

95) Risk factors of periodontal disease are:?

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

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

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

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

100) Order of periodontal treatment?

101) Root planning is:?

102) The earliest clinic sign of chronic gingival inflammation?

103) Gingival abrasion is caused by:?

104) Periodontal pockets can BEST be detected by:?

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

106) 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?

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

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

109) Dental floss is use to:?

110) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index?

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

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

113) Treatment of periodontal abscess includes:?

114) Straightening of the teeth is called:?

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

116) The amount of gingival crevicular fluid is:?

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

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

119) For periodontal disease, smoking is:?

120) Average human biologic is:?

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

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

123) Heamatological disorder associated with periodontal disease is?

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

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

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

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

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

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

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

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

132) Risk factors for chronic periodontitis include:?

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

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

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

136) How many strokes?

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

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

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

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

141) Root planning is: …………………………………………………?

142) 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:?

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

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

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