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NEET MDS Quiz - Practice Test
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Practice Test

Community Dentistry - 3 Questions

1
Community Dentistry
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

📝 Explanation:

Health hazards from central suction units (e.g., aerosols containing pathogens) can be minimized by venting exhaust outside, keeping filters clean, and regular disinfection.

2
Community Dentistry
Which was the earliest civilization that showed the signs of oral hygience practices?
1) Assyrains
2) Babylonians
3) Egyptians
4) Sumerians

📝 Explanation:

The Sumerians, around 3000 BC, are considered the earliest civilization to show evidence of oral hygiene practices, such as using twigs as toothbrushes.

3
Community Dentistry
Spread of dispersion is expressed by
1) Mean
2) Median
3) Mode
4) Standard deviation

📝 Explanation:

Standard deviation is a statistical measure that quantifies the amount of variation or dispersion in a set of values. It indicates how much individual data points differ from the mean.

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