1) Cells involve in innate defense system are:?

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

3) Root planning is: …………………………………………………?

4) Gingival abrasio9nj is caused by:?

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

6) The best toothbrush bristle is:?

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

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

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

10) How many strokes?

11) Periodontal disease is a risk factor for:?

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

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

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

15) Periodontal pockets can BEST be detected by:?

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

17) 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:?

18) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index?

19) Treatment of periodontal abscess includes:?

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

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

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

23) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index:?

24) Heamatological disorder associated with periodontal disease is?

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

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

27) Periodontal abscess is:?

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

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

30) What the usefulness is of radiographs in periodontal?

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

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

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

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

35) Scaling process removes: ………………………?

36) Dentogingival unit:?

37) Risk factors of periodontal disease are:?

38) Less calcified structure is?

39) Microbial virulence factors include:?

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

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

42) Root planning is:?

43) Periodontal pocket wall between tooth and bone is?

44) 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?

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

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

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

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

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

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

51) Crater in necrotizing periodontitis involves:?

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

53) The amount of gingival crevicular fluid is:?

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

55) False gingival enlargement is caused by:?

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

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

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

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

60) Order of periodontal treatment?

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

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

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

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

65) Excisional new attachment procedure involves:?

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

67) Dental floss is use to:?

68) 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: ……?

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

70) A compound periodontal pocket is?

71) Dental plaque adheres to the tooth surface by?

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

73) Straightening of the teeth is called:?

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

75) 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: ………?

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

77) Primary endodontic lesion requires:?

78) Periodontal disease is any condition which affects the?

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

80) Clinical finding of chronic periodontitis:?

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

82) 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?

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

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

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

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

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

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

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

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

91) Risk factors for chronic periodontitis include:?

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

93) What is the difference between gingivitis and periodontitis?

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

95) For periodontal disease, smoking is:?

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

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

98) Bleeding on probing starts in:?

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

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

101) Subclinical gingivitis is:?

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

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

104) A compound periodontal pocket is:?

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

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

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

108) The term chronic inflammation is best defined as?

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

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

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

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

113) Dental plaque adheres to the tooth surface by?

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

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

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

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

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

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

120) 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?

121) 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:?

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

123) Gingival abrasion is caused by:?

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

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

126) 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?

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

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

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

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

131) The earliest clinic sign of chronic gingival inflammation?

132) The term gingivitis refers to a condition which?

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

134) 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?

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

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

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

138) 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:?

139) Heamatological disorder associated with periodontal disease is?

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

141) Average human biologic is:?

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

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

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

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