Question 7 · LDEK · Epidemiology and risk assessment
Indicate the true statement:
- A. bacteriological tests of resting saliva allow the quantitative estimation of Streptococcus mutans and Lactobacillus acidophilus bacteria.
- B. use of CRT Bacteria test in stimulated saliva allows to estimate the number of colonies of both Streptococcus mutans and Lactobacillus acidophilus at the same time.
- C. high risk of caries is indicated by CFU/ml of saliva not lower than 10⁶.
- D. number of Streptococcus mutans reflects the intake of carbohydrates by the patient in the last two weeks.
- E. incorrect viscosity, consistency and pH of saliva when its volume and buffer capacity are normal is an effect of salivary gland disorder.
Hint
Think about which chairside test uses a two-sided carrier with two selective media and which kind of saliva it needs.
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