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

2) Periodontal pocket wall between tooth and bone is?

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

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

5) 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?

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

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

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

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

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

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

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

13) The earliest clinic sign of chronic gingival inflammation?

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

15) For periodontal disease, smoking is:?

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

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

18) Less calcified structure is?

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

20) Straightening of the teeth is called:?

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

22) Risk factors for chronic periodontitis include:?

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

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

25) Heamatological disorder associated with periodontal disease is?

26) Clinical finding of chronic periodontitis:?

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

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

29) Bleeding on probing starts in:?

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

31) Periodontal disease is a risk factor for:?

32) 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:?

33) 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: ……?

34) Primary endodontic lesion requires:?

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

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

37) A compound periodontal pocket is:?

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

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

40) Scaling process removes: ………………………?

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

42) Periodontal disease is any condition which affects the?

43) 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: ………?

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

45) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index?

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

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

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

49) What is the difference between gingivitis and periodontitis?

50) 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:?

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

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

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

54) What the usefulness is of radiographs in periodontal?

55) ឧបករណ៏តម្រូវការសម្រាប់ periodontal index:?

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

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

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

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

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

61) 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?

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

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

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

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

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

67) Dentogingival unit:?

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

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

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

71) Gingival abrasion is caused by:?

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

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

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

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

76) The best toothbrush bristle is:?

77) Excisional new attachment procedure involves:?

78) Order of periodontal treatment?

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

80) Dental floss is use to:?

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

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

83) Crater in necrotizing periodontitis involves:?

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

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

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

87) Dental plaque adheres to the tooth surface by?

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

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

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

91) Periodontal abscess is:?

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

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

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

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

96) Subclinical gingivitis is:?

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

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

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

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

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

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

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

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

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

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

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

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

109) Cells involve in innate defense system are:?

110) Periodontal pockets can BEST be detected by:?

111) The term gingivitis refers to a condition which?

112) 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?

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

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

115) The amount of gingival crevicular fluid is:?

116) How many strokes?

117) 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?

118) Microbial virulence factors include:?

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

120) Root planning is:?

121) Root planning is: …………………………………………………?

122) Average human biologic is:?

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

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

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

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

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

128) Treatment of periodontal abscess includes:?

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

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

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

132) Gingival abrasio9nj is caused by:?

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

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

135) Heamatological disorder associated with periodontal disease is?

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

137) 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?

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

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

140) A compound periodontal pocket is?

141) The term chronic inflammation is best defined as?

142) Dental plaque adheres to the tooth surface by?

143) 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:?

144) Risk factors of periodontal disease are:?

145) False gingival enlargement is caused by:?