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

2) Risk factors for chronic periodontitis include:?

3) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index:?

4) Periodontal disease is a risk factor for:?

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

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

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

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

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

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

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

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

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

14) The earliest clinic sign of chronic gingival inflammation?

15) Periodontal pocket wall between tooth and bone is?

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

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

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

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

20) 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:?

21) The amount of gingival crevicular fluid is:?

22) Treatment of periodontal abscess includes:?

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

24) 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:?

25) Risk factors of periodontal disease are:?

26) Root planning is:?

27) What is the difference between gingivitis and periodontitis?

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

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

30) False gingival enlargement is caused by:?

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

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

33) A compound periodontal pocket is?

34) Dental plaque adheres to the tooth surface by?

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

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

37) Crater in necrotizing periodontitis involves:?

38) Gingival abrasion is caused by:?

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

40) Straightening of the teeth is called:?

41) 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?

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

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

44) Scaling process removes: ………………………?

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

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

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

48) Heamatological disorder associated with periodontal disease is?

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

50) Less calcified structure is?

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

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

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

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

55) For periodontal disease, smoking is:?

56) Dental floss is use to:?

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

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

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

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

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

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

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

64) Order of periodontal treatment?

65) 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?

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

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

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

69) What the usefulness is of radiographs in periodontal?

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

71) 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?

72) Average human biologic is:?

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

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

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

76) Periodontal abscess is:?

77) 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: ……?

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

79) 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?

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

81) A compound periodontal pocket is:?

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

83) Periodontal disease is any condition which affects the?

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

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

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

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

88) Clinical finding of chronic periodontitis:?

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

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

91) How many strokes?

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

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

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

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

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

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

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

99) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index?

100) 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: ………?

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

102) Periodontal pockets can BEST be detected by:?

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

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

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

106) Gingival abrasio9nj is caused by:?

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

108) Heamatological disorder associated with periodontal disease is?

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

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

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

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

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

114) Root planning is: …………………………………………………?

115) Microbial virulence factors include:?

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

117) Cells involve in innate defense system are:?

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

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

120) Subclinical gingivitis is:?

121) The best toothbrush bristle is:?

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

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

124) Dental plaque adheres to the tooth surface by?

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

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

127) Excisional new attachment procedure involves:?

128) 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?

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

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

131) 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:?

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

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

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

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

136) Dentogingival unit:?

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

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

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

140) The term chronic inflammation is best defined as?

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

142) Bleeding on probing starts in:?

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

144) Primary endodontic lesion requires:?

145) The term gingivitis refers to a condition which?