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44

Operative Dentistry I Preparation (Pr. Kiet Sreng)

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1) What is the main cause of dental caries?:

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2) All of the following statements are true except:

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3) A mesial proximal carious lesion of the mandibular right 1st molar is indicated by:

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4) Baltimore is in

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5) What is the main prevention of dental caries?:

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6) The following statements on direct pulp capping are correct except:

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7) In a system, a tooth is designated number β€˜46’ the tooth is:

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8) The mesial gingival margin trimmer has its second unit formula as followed:

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9) The distal gingival margin trimmer has its second unit formula as followed:

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10) Areas on the tooth relatively self cleansable:

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11) The following are true, except the advantage of rubber dam are :

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12) Which of the following instrument is not required in the Art (Atraumatic restorative treatment):

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13) The following methods of debridement are effective but one is no longer acceptable:

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14) The instrument that is in the four unit formula is:

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15) Pulpal wall is:

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16) The main objectives of operative dentistry during 1900 A.D were:

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17) The electric engine was in use:

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18) The following are the indications of operative dentistry, except:

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19) The following are true, except:

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20) The first deciduous tooth to erupt is the:

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21) In the three unit formula of the instruments, the third is:

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22) Teeth most commonly congenitally absent are:

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23) The outline form of class V amalgam cavity is dictated principally by:

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24) The full name of G.V.Black is

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25) Operative dentistry is defined as that branch of the science and art of dentistry which deals with as followed except:

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26) R.P.M in rotary instrument is:

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27) Nursing bottle rampant caries is an example of:

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28) The diamond abrading instruments were in use:

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29) The hand rotated instruments were in use:

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30) The most important key of class II cavity preparation:

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31) The establishment of the Baltimore College of dental surgery is

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32) Class III, carious lesions are on:

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33) Percentage of pit and fissure caries in children is:

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34) The marginal ridges are:

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35) The run-out of bur refers to the maximum displacement of the bur head from its axis. The average value of clinical acceptable run-out is about:

36 / 210

36) Harvard University established the first University – affiliated dental program:

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37) When a cavity is prepared for silver amalgam, the provision made to prevent displacement of filling is:

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38) From a clinical standpoint, the dental amalgam is:

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39) The heritage of operative Dentistry in addition to the Blacks includes practitioners such as:

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40) The following statements on walls of a prepared cavity are correct except :

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41) Frequently used instruments for placing retentive grooves for amalgam and composite resins are:

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42) The function of cylindrical burs is :

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43) The following are true, except:

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44) In the designation of tooth surface Mesial is

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45) The University that established the first University affiliated dental program is:

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46) In general we call an adult person at the age:

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47) In general we call adolescent in the age:

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48) Amelogenesis imperfecta can affect:

49 / 210

49) Restoring instrument is composed of:

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50) The following are true, except are on, Class VI cavity is on:

51 / 210

51) Axial wall is:

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52) The oldest and most widely used method of tooth nomenclature is:

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53) Areas on the tooth surface relatively non self cleansable:

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54) Which material was advertised as the β€œRoyal Mineral Succedaneum” by the CRAWCOUR brothers in United States?

55 / 210

55) During cavity preparation with rotary instrumentation heat production is directly proportional to all of the following except:

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56) Which of the following is not a treatment of dental caries?:

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57) KHN of dentin and cementum are respectively:

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58) Between all teeth crowns there are:

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59) G.V.Black described a way to name dental instruments: The subclass denotes:

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60) Harvard University was found:

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61) The rake angle is:

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62) The type of chisel that has a curved blade is the:

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63) Serious consideration before undertaking any operative procedure:

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64) The spoon excavator is:

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65) The following are true, except:

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66) All of the following are features of the high copper amalgam alloys except:

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67) The characteristic feature of rampant nursing bottle caries is as followed, except:

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68) The purposes of cavity preparation are all of the following except:

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69) The following statements on the instrumentation used for tooth preparation are correct except:

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70) In high copper dental amalgam alloy, which phase either diminishes or is eliminated?

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71) Which of the following is a sign of dental caries?:

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72) Transition from chisel to hoe by increasing blade angulation:

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73) Which of the following is not an external cause of tooth discoloration?:

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74) Incidence of dental caries in young children is most effectively reduced by:

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75) Fluoridation of water in year 2000 is approximately:

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76) G.V.Black prescribed following nomenclature for the instruments the order denote:

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77) The following statements on the success of direct pulp capping are correct except :

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78) Basic instrument formula consists of:

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79) The molars function for

80 / 210

80) The following statements on indirect pulp capping are correct except:

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81) Pulpal damage can result from:

82 / 210

82) The primary dentition has:

83 / 210

83) The following statements on occlusal class I preparation are correct except :

84 / 210

84) A.R.T technique is:

85 / 210

85) The first form of amalgam was brought to the attention of the dental profession in the United States by the crawcour brothers in:

86 / 210

86) At 8 years of age normally:

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87) The cutting bur has:

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88) The correction and restoration in operative dentistry are as followed except:

89 / 210

89) The modified pen grasp has the following except:

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90) The following statements on the depth of the cavity are correct except:

91 / 210

91) In abrasion. It is:

92 / 210

92) The air turbine angle hand piece with 250.000 R.P.M was in use:

93 / 210

93) The fourth unit added to the basic three unit instrument formula placed at 2nd position denotes:

94 / 210

94) The system to designate a tooth which is simple to understand and to teach as well as readily communicable in print and by wire is:

95 / 210

95) Pit and fissure lesions are represented by:

96 / 210

96) The grasps used for hand instruments are:

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97) In arrested caries:

98 / 210

98) After topical fluoride treatment:

99 / 210

99) Resistance to proximal displacement in a clan II amalgam cavity is provided by:

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100) Composition of enamel consists of

101 / 210

101) The word laser is an acronym for:

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102) In the United States, dentistry originated

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103) In general sense, all the hand cutting instruments are:

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104) The grasps used for hand instruments are as followed except:

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105) Development of smooth surface dental caries is due to all of the following except:

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106) The following are true, except:

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107) The following statements on smear layer are correct except:

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108) The finishing bur has:

109 / 210

109) Pit and fissure sealants are generally not used in:

110 / 210

110) In tooth numbering there are:

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111) Ideally, isolation of the operative field is accomplished by use of:

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112) The following statements on the success of indirect pulp capping are correct except :

113 / 210

113) The following statements on peripheral seat or ledge on class 1 occlusal cavity are correct except :

114 / 210

114) In a three unit formula, the second unit denotes:

115 / 210

115) After operative procedure the patient

116 / 210

116) Class II, carious lesions are on

117 / 210

117) The following statements on preventions of postoperative discomfort are correct except:

118 / 210

118) The following are true, except:

119 / 210

119) Between tooth crowns there are:

120 / 210

120) The function of inverted burs:

121 / 210

121) β€œDouble inverted cone” type of penetration of dental caries is seen in:

122 / 210

122) In the use of Radio-Visio-Graphy (R.V.G)

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123) Which of the following is considered the most universal operating position for operator?

124 / 210

124) In tetracycline discoloration, staining is usually present on:

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125) Which of the following is contraindicated beneath composite resins as liner/base?

126 / 210

126) Removal of deep, pulp encroaching caries should be made using:

127 / 210

127) 61.

128 / 210

128) Which of the following is a main function of rubber dam?:

129 / 210

129) The establishment of first dental college of the world is at:

130 / 210

130) The following are true, except, The carious lesion can be dignosed:

131 / 210

131) We call an older adult at the age:

132 / 210

132) Proximal carious lesion occurs mostly:

133 / 210

133) To keep the balance of the instrument the working end of the blade is from the long axis of the handle:

134 / 210

134) The kinds of attrition are:

135 / 210

135) In acute caries:

136 / 210

136) In class V amalgam cavity the retention grooves are placed in the:

137 / 210

137) In the use of radio-vision Graphy (R.V.G)

138 / 210

138) The dentinometer/Prepometer is used:

139 / 210

139) The class (es) of cavity which occurs in all teeth

140 / 210

140) The following are true, except:

141 / 210

141) Class IV, carious lesions are on:

142 / 210

142) The dental burs are made of:

143 / 210

143) The old units converted to increase the speed from 5.000 R.P.M to 10.000 R.P.M were in use:

144 / 210

144) GV Black classified carious lesion into, Class I carious lesions are on:

145 / 210

145) The low copper dental amalgam alloy contains maximum amount of copper upto:

146 / 210

146) You indicate what is false: In the primary dentition there is:

147 / 210

147) Number of point angles in β€˜Class 3’ cavity preparation is:

148 / 210

148) The dental unit was in use:

149 / 210

149) The following are true except.

150 / 210

150) Chemical preparation of a tooth for restoration with composite resin involves use of:

151 / 210

151) The following are the indications of operative dentistry, except:

152 / 210

152) In acute caries:

153 / 210

153) Angle former is a modified chisel. The angle of the cutting edge to the blade axis of the angle former is usually:

154 / 210

154) Rotary cutting instruments should be applied for caries removal and cavity preparation refinement in the range of:

155 / 210

155) Between tooth crowns there are:

156 / 210

156) The instrument formula numbers placed on the handle are in the following sequence:

157 / 210

157) The following are the art and science of operative dentistry, except:

158 / 210

158) The first form of amalgam was a silver-mercury paste advocated by:

159 / 210

159) The chisel with corresponding instrument formula (12.7.0) is:

160 / 210

160) Indications for operative procedures are, except:

161 / 210

161) Which the following is not a treatment result in the restoration?:

162 / 210

162) The following are true, except

163 / 210

163) The following statements on occlusal class I preparation are correct except :

164 / 210

164) The incisors function for:

165 / 210

165) A technique which utilizes calcium hydroxide as liner placed on thin layer of questionable remaining dentin is termed as:

166 / 210

166) Radiolucent material among the following is:

167 / 210

167) The first unit of basic instrument formula denotes:

168 / 210

168) The rampant caries are of the following except:

169 / 210

169) We call ultra-low speed:

170 / 210

170) The intercuspal distance is:

171 / 210

171) The following statements on moderate carious lesions are correct except:

172 / 210

172) In residual carious lesions:

173 / 210

173) Fluoride can transform Hydroxyapatite into:

174 / 210

174) Erosion:

175 / 210

175) Knoop hardness number of enamel is:

176 / 210

176) Incipient carious lesions are as followed except:

177 / 210

177) The instrument that is in the four unit formula is:

178 / 210

178) The excavators are as followed except:

179 / 210

179) At the cusp of molar the average thickness of enamel is:

180 / 210

180) The following are true, except, the advantage of rubber dam are :

181 / 210

181) In chronic caries:

182 / 210

182) Instruments that cannot withstand autoclaving may be sterilized effectively with:

183 / 210

183) GV Black simply classified cavities as:

184 / 210

184) The most reliable sterilization device is:

185 / 210

185) In tooth numbering there are mainly

186 / 210

186) The following are true, except:

187 / 210

187) Cavities that occur exclusively in posterior teeth are:

188 / 210

188) In the three number formula the second unit describes:

189 / 210

189) G.V.Black prescribed the following nomenclature for the instruments. The class denotes:

190 / 210

190) The marginal ridges are:

191 / 210

191) Areas on the tooth surface relatively non self cleansable:

192 / 210

192) Childhood dentition is known:

193 / 210

193) The foot engine was in use:

194 / 210

194) The class 1 occlusal tooth preparation is begun by entering the most carious pit with a punch. Cut using the n *245 carbide bur at high speed with air – water spray .

195 / 210

195) D.M.F.S is:

196 / 210

196) In general we call children at the age:

197 / 210

197) The aims of operative dentistry are:

198 / 210

198) Which wall is the base of clans III preparation:

199 / 210

199) The air turbine straight hand piece with 25.000 R.P.M was in use:

200 / 210

200) Class V, carious lesions are on:

201 / 210

201) Dental equipment refers of all of the following except:

202 / 210

202) In attrition. It is:

203 / 210

203) Example of floor or seat:

204 / 210

204) The following are true, except:

205 / 210

205) Smooth surface caries is mainly caused by:

206 / 210

206) We call low-speed:

207 / 210

207) Dr GV Black, father of operative dentistry had the following qualification:

208 / 210

208) Bite-Wing technique is to find:

209 / 210

209) The following are true, except are on:

210 / 210

210) The following statements on cavity preparation angles are correct except :

Your score is

The average score is 92%

0%

Any comments?