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Operative Dentistry I Preparation (Pr. Kiet Sreng)

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1) The rampant caries are of the following except:

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2) At 8 years of age normally:

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

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

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

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

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

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8) In tooth numbering there are mainly

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9) The marginal ridges are:

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10) In general we call adolescent in the age:

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11) The first deciduous tooth to erupt is the:

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12) Indications for operative procedures are, except:

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

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

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15) The rake angle is:

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

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

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18) 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 .

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19) The following are true, except:

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

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

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22) The foot engine was in use:

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23) The incisors function for:

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

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25) Teeth most commonly congenitally absent are:

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

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27) Serious consideration before undertaking any operative procedure:

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28) The following are true, except:

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

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30) The molars function for

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

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

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33) GV Black simply classified cavities as:

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

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

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36) The function of inverted burs:

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

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38) The following are true, except:

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39) In attrition. It is:

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

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41) Erosion:

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

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

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

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

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

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

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48) Axial wall is:

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49) The primary dentition has:

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50) Basic instrument formula consists of:

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51) 61.

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

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53) Proximal carious lesion occurs mostly:

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54) In general we call children at the age:

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55) Example of floor or seat:

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

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

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58) Between all teeth crowns there are:

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

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60) Fluoridation of water in year 2000 is approximately:

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

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

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

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64) The marginal ridges are:

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65) In the United States, dentistry originated

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66) Class III, carious lesions are on:

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

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68) Incipient carious lesions are as followed except:

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69) 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:

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

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

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

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

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74) The following are true, except

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

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

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77) The following are true, except are on:

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

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

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80) The electric engine was in use:

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

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82) A.R.T technique is:

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83) The word laser is an acronym for:

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

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

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

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

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

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89) The spoon excavator is:

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90) The intercuspal distance is:

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

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

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

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94) The modified pen grasp has the following except:

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95) Smooth surface caries is mainly caused by:

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

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97) The grasps used for hand instruments are:

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98) The aims of operative dentistry are:

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

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100) In the designation of tooth surface Mesial is

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

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

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103) Class IV, carious lesions are on:

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104) We call ultra-low speed:

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105) We call an older adult at the age:

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106) In abrasion. It is:

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

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

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109) Pit and fissure lesions are represented by:

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

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111) Amelogenesis imperfecta can affect:

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

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113) The following are true, except:

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114) After topical fluoride treatment:

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

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116) Class V, carious lesions are on:

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117) Cavities that occur exclusively in posterior teeth are:

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118) The following are true, except:

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

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120) The diamond abrading instruments were in use:

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121) Areas on the tooth relatively self cleansable:

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122) The function of cylindrical burs is :

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

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124) In tooth numbering there are:

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

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126) The hand rotated instruments were in use:

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127) Baltimore is in

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128) The first unit of basic instrument formula denotes:

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129) The dental unit was in use:

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130) The cutting bur has:

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

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

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

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

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

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

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137) The dentinometer/Prepometer is used:

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138) In residual carious lesions:

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139) Bite-Wing technique is to find:

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140) After operative procedure the patient

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

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

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143) Fluoride can transform Hydroxyapatite into:

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144) Between tooth crowns there are:

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

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146) In chronic caries:

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147) The following are true except.

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148) Childhood dentition is known:

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

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

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

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

153 / 210

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

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

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

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

157 / 210

157) Composition of enamel consists of

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158) We call low-speed:

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

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

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

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

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163) Pulpal damage can result from:

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

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

166 / 210

166) Knoop hardness number of enamel is:

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167) D.M.F.S is:

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

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169) Class II, carious lesions are on

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

171 / 210

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

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

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173) The kinds of attrition are:

174 / 210

174) KHN of dentin and cementum are respectively:

175 / 210

175) In acute caries:

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

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177) The following are true, except:

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

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

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

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

182 / 210

182) Radiolucent material among the following is:

183 / 210

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

184 / 210

184) The following are true, except:

185 / 210

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

186 / 210

186) In arrested caries:

187 / 210

187) All of the following statements are true except:

188 / 210

188) Between tooth crowns there are:

189 / 210

189) Harvard University was found:

190 / 210

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

191 / 210

191) In acute caries:

192 / 210

192) Nursing bottle rampant caries is an example of:

193 / 210

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

194 / 210

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

195 / 210

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

196 / 210

196) The dental burs are made of:

197 / 210

197) Restoring instrument is composed of:

198 / 210

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

199 / 210

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

200 / 210

200) Pulpal wall is:

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201) The most reliable sterilization device is:

202 / 210

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

203 / 210

203) 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:

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

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205) The excavators are as followed except:

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206) The following are true, except:

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

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

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209) The finishing bur has:

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

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