ADA NBDHE Dental Hygienist

Category - Scientific Basis for Dental Hygiene Practice

What bacteria increase in numbers when a diet is high in sugar?
  1. Streptococci mutans
  2. Actinomycesnaeslundii
  3. Lactobacilli
  4. Fusobacteruim spp.
Explanation
Answer: C - Lactobacilli increase in numbers when a diet is high in sugar. Carious lesions act as retention sites. The bacteria is strongly acidogenic and aciduric and causes progression of caries.
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