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NEET MDS Quiz - Practice Test
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Practice Test

Community Dentistry - 3 Questions

1
Community Dentistry
PMA is a symbol for a
1) Pulp capping material
2) Caries index
3) Periodontal index
4) Materia alba index

📝 Explanation:

PMA stands for "Periodontal Disease Index," which is used to assess the periodontal health of individuals. It evaluates the presence and severity of periodontal disease by measuring clinical parameters such as probing depth and attachment loss. The other options do not correspond to the PMA acronym.

2
Community Dentistry
When the black band of a CPITN probe is completely visible while in gingival sulcus, it means
1) The individual has advanced periodontal disease
2) The individual has pockets between 4 and 5 mm
3) The individual needs comprehensive periodontal surgery
4) The individual has calculus and needs scalling and oral hygiene instructions

📝 Explanation:

The CPITN probe has a black band from 3.5 to 5.5 mm. If the black band is completely visible, the probe is inserted to 3.5 mm, indicating the presence of calculus (score 2), requiring scaling and oral hygiene instructions.

3
Community Dentistry
Calculus formation can be effectively retarded by
1) Systemic fluoridation
2) Daily plaque removal
3) Chemical oral mouth rinses
4) Topical fluoride application

📝 Explanation:

Calculus formation is primarily retarded by daily plaque removal through proper oral hygiene practices, as calculus forms from mineralized plaque.

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