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NEET MDS Quiz - Practice Test
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Practice Test

community dentistry - 3 Questions

1
Community Dentistry
The most important microorganism in initiation of dental caries is:
1) Lactobacillus acidophilus
2) Streptococcus mutans
3) Actinomyces viscosus
4) Veillonella species

πŸ“ Explanation:

S. mutans is the primary initiator of caries.

It adheres to enamel, forms biofilm (plaque), and produces lactic acid.

Lactobacilli are more important in progression of caries, not initiation.

2
Community Dentistry
Grievance injury to the tooth structure is punishable under
1) IPC-302
2) IPC-304
3) IPC-306
4) IPC-307

πŸ“ Explanation:

 Indian Penal Code (IPC) Section 307 pertains to grievous injuries, including those involving permanent damage to body structures like teeth. This section deals with causing life-threatening harm or injuries resulting in long-term disability.

3
Community Dentistry
Which of the following factors are considered for prescribing fluoride tablets for a child
1) Age and weight of the child
2) Age of child and fluoride content of water
3) Age of the child only
4) None of the above

πŸ“ Explanation:

Recommended Doses of Fluoride Tablets

For Children Aged 6 Months to 4 Years:

  • Liquid drops are typically prescribed in doses of 0.125, 0.25, and 0.5 mg of fluoride ion.

For Children Aged 4 Years and Older:

  • Chewable tablets or lozenges are recommended, usually at doses of 0.5 mg to 1 mg of fluoride ion.

Adjustments Based on Water Fluoride Levels:

  • Doses may be adjusted based on the fluoride content in the child's drinking water to ensure adequate protection against dental caries.

Duration of Supplementation:

  • Fluoride supplementation is generally continued until the child reaches 16 years of age, depending on their fluoride exposure and dental health status.

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