MDS PREP

The disadvantage of using mean to assess variance among scores is
1) Difficult to calculate
2) Sensitive to extreme scores
3) Mean cannot be useful for assessing variance for abnormal values
4) All of the above

Community Dentistry Answer: 2

Area of greatest demineralisation in enamel caries is
1) Translucent zone
2) Dark done or positive zone
3) Body of lesion
4) Surface zone

Community Dentistry Answer: 3

The dye used in the "reductase enzyme" (caries activity test) test is
1) Diazeresorcinol
2) Bromocresol green
3) Methyl blue
4) None of the above

Community Dentistry Answer: 1

Health hazards to office staff from central suction unit can be minimised by
1) Venting the suction exhaust to the exterior of building
2) Keeping filler clean
3) Running disinfectant through suction every week
4) All of the above

Community Dentistry Answer: 4

In autocratic system
1) Group takes the decision
2) Leader takes the decision
3) Leader takes the decision after consulting the team members
4) All of the above

Community Dentistry Answer: 2

If the score in Dean"s index is 0-0.4, it indicates mottling to be
1) Negative
2) Borderline
3) Medium
4) Very marked

Community Dentistry Answer: 1

Enamel crystallites are stabilized against acid if fluoride ions replace
1) Phosphate ions
2) Calcium ions
3) Strontium
4) Hydroxyl ions

Community Dentistry Answer: 4

The occurrence of dental caries in a population at a given point of time may be termed as
1) Incidence
2) Point prevalence
3) Period prevalence
4) None of the above

Community Dentistry Answer: 2

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MDS PREP

The disadvantage of using mean to assess variance among scores is 1) Difficult to calculate2) Sensitive to extreme scores3) Mean cannot be useful for assessing variance for abnormal values4) All of the above

Area of greatest demineralisation in enamel caries is1) Translucent zone2) Dark done or positive zone3) Body of lesion4) Surface zone

The dye used in the "reductase enzyme" (caries activity test) test is1) Diazeresorcinol2) Bromocresol green3) Methyl blue4) None of the above

Health hazards to office staff from central suction unit can be minimised by1) Venting the suction exhaust to the exterior of building2) Keeping filler clean3) Running disinfectant through suction every week4) All of the above

In autocratic system1) Group takes the decision2) Leader takes the decision3) Leader takes the decision after consulting the team members4) All of the above

If the score in Dean"s index is 0-0.4, it indicates mottling to be1) Negative2) Borderline3) Medium4) Very marked

Enamel crystallites are stabilized against acid if fluoride ions replace1) Phosphate ions2) Calcium ions3) Strontium4) Hydroxyl ions

The occurrence of dental caries in a population at a given point of time may be termed as1) Incidence2) Point prevalence3) Period prevalence4) None of the above

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The disadvantage of using mean to assess variance among scores is
1) Difficult to calculate
2) Sensitive to extreme scores
3) Mean cannot be useful for assessing variance for abnormal values
4) All of the above

Area of greatest demineralisation in enamel caries is
1) Translucent zone
2) Dark done or positive zone
3) Body of lesion
4) Surface zone

The dye used in the "reductase enzyme" (caries activity test) test is
1) Diazeresorcinol
2) Bromocresol green
3) Methyl blue
4) None of the above

Health hazards to office staff from central suction unit can be minimised by
1) Venting the suction exhaust to the exterior of building
2) Keeping filler clean
3) Running disinfectant through suction every week
4) All of the above

In autocratic system
1) Group takes the decision
2) Leader takes the decision
3) Leader takes the decision after consulting the team members
4) All of the above

If the score in Dean"s index is 0-0.4, it indicates mottling to be
1) Negative
2) Borderline
3) Medium
4) Very marked

Enamel crystallites are stabilized against acid if fluoride ions replace
1) Phosphate ions
2) Calcium ions
3) Strontium
4) Hydroxyl ions

The occurrence of dental caries in a population at a given point of time may be termed as
1) Incidence
2) Point prevalence
3) Period prevalence
4) None of the above