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Module 1: Tooth Decay

Post-Test

1. What is tooth decay?
   1. A congenital disease resulting in tooth loss.
   2. An active process of tooth destruction resulting from interactions between teeth, food, and bacteria.
   3. A viral infection of the oral cavity.
   4. An unpreventable hereditary illness.
2. Where is Streptococcus mutans most concentrated?
   1. On the flat, smooth parts of the teeth.
   2. On the oral mucosa.
   3. Throughout the body.
   4. In the crevices, pits, and fissures of the teeth and surrounding structures.
3. How can bacteria that cause tooth decay be transmitted from parent to child?
   1. Through contact such as sharing spoons and forks.
   2. Through germs caused by illness.
   3. Through the air.
   4. Through cuts or open sores.
4. What types of food substances interact with Streptococcus mutans?
   1. Food containing protein.
   2. Foods containing carbohydrates.
   3. Foods containing fat.
   4. Only foods containing sucrose.
5. Which of the following can tooth decay lead to?
   1. Destruction of teeth.
   2. Difficulty chewing.
   3. Speech problems.
   4. All of the above.
6. What does tooth decay in the primary teeth often lead to?
   1. Tooth decay in the permanent teeth.
   2. It usually does not result in long-term problems, because the primary teeth fall out.
   3. Difficulty swallowing.
   4. Fluorosis.

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