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

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

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

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

5) Order of periodontal treatment?

6) 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?

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

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

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

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

11) Heamatological disorder associated with periodontal disease is?

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

13) Scaling process removes: ………………………?

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

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

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

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

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

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

20) 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?

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

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

23) False gingival enlargement is caused by:?

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

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

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

27) Periodontal disease is any condition which affects the?

28) Root planning is:?

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

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

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

32) 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?

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

34) Risk factors for chronic periodontitis include:?

35) How many strokes?

36) Average human biologic is:?

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

38) 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:?

39) Treatment of periodontal abscess includes:?

40) The best toothbrush bristle is:?

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

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

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

44) Straightening of the teeth is called:?

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

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

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

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

49) Subclinical gingivitis is:?

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

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

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

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

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

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

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

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

58) What the usefulness is of radiographs in periodontal?

59) 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: ………?

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

61) Microbial virulence factors include:?

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

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

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

65) Periodontal disease is a risk factor for:?

66) The term chronic inflammation is best defined as?

67) Dental plaque adheres to the tooth surface by?

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

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

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

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

72) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index?

73) Gingival abrasion is caused by:?

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

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

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

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

78) Clinical finding of chronic periodontitis:?

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

80) 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?

81) Crater in necrotizing periodontitis involves:?

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

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

84) For periodontal disease, smoking is:?

85) What is the difference between gingivitis and periodontitis?

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

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

88) Dentogingival unit:?

89) 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:?

90) Dental plaque adheres to the tooth surface by?

91) Primary endodontic lesion requires:?

92) Cells involve in innate defense system are:?

93) 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?

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

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

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

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

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

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

100) The earliest clinic sign of chronic gingival inflammation?

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

102) Less calcified structure is?

103) Root planning is: …………………………………………………?

104) Risk factors of periodontal disease are:?

105) A compound periodontal pocket is:?

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

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

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

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

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

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

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

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

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

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

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

117) The amount of gingival crevicular fluid is:?

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

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

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

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

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

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

124) Periodontal pocket wall between tooth and bone is?

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

126) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index:?

127) 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: ……?

128) The term gingivitis refers to a condition which?

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

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

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

132) Excisional new attachment procedure involves:?

133) Periodontal abscess is:?

134) Dental floss is use to:?

135) A compound periodontal pocket is?

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

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

138) 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:?

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

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

141) Bleeding on probing starts in:?

142) Gingival abrasio9nj is caused by:?

143) Periodontal pockets can BEST be detected by:?

144) Heamatological disorder associated with periodontal disease is?

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