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

2) Less calcified structure is?

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

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

5) Heamatological disorder associated with periodontal disease is?

6) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index?

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

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

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

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

11) 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:?

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

13) 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:?

14) Dental plaque adheres to the tooth surface by?

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

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

17) Root planning is:?

18) Gingival abrasio9nj is caused by:?

19) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index:?

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

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

23) What the usefulness is of radiographs in periodontal?

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

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

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

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

28) The earliest clinic sign of chronic gingival inflammation?

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

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

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

32) Cells involve in innate defense system are:?

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

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

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

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

37) Gingival abrasion is caused by:?

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

39) Periodontal abscess is:?

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

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

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

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

44) Root planning is: …………………………………………………?

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

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

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

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

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

50) Bleeding on probing starts in:?

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

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

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

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

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

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

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

58) Straightening of the teeth is called:?

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

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

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

62) 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:?

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

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

65) What is the difference between gingivitis and periodontitis?

66) Periodontal disease is any condition which affects the?

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

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

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

70) Periodontal pocket wall between tooth and bone is?

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

72) Crater in necrotizing periodontitis involves:?

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

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

75) 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: ……?

76) A compound periodontal pocket is?

77) Primary endodontic lesion requires:?

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

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

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

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

82) 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?

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

84) The amount of gingival crevicular fluid is:?

85) Microbial virulence factors include:?

86) Heamatological disorder associated with periodontal disease is?

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

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

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

90) 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?

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

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

93) For periodontal disease, smoking is:?

94) Average human biologic is:?

95) 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?

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

97) Dental floss is use to:?

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

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

100) Subclinical gingivitis is:?

101) Risk factors for chronic periodontitis include:?

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

103) Scaling process removes: ………………………?

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

105) Periodontal pockets can BEST be detected by:?

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

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

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

109) False gingival enlargement is caused by:?

110) The term gingivitis refers to a condition which?

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

112) Clinical finding of chronic periodontitis:?

113) Excisional new attachment procedure involves:?

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

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

116) Periodontal disease is a risk factor for:?

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

118) 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?

119) The term chronic inflammation is best defined as?

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

121) How many strokes?

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

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

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

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

126) The best toothbrush bristle is:?

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

128) Dental plaque adheres to the tooth surface by?

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

130) Treatment of periodontal abscess includes:?

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

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

133) Risk factors of periodontal disease are:?

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

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

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

137) Dentogingival unit:?

138) A compound periodontal pocket is:?

139) 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: ………?

140) Order of periodontal treatment?

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

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

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

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

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