CH 13, 14, and 15 Caries, Perio, Preventative

The caries process requires a susceptible tooth, a diet rich in _________ and _________.

• fermentable carbohydrates; specific bacteria

• fermentable carbohydrates; any bacteria

• fats; specific bacteria

• acidic food; poor oral hygiene

Dissolution of calcium and phosphate from hydroxyapatite crystals is called _________.

• remineralization

• decay

• demineralization

• calcium depletion

The presence of lactobacilli (LB) in a patient's mouth indicates that the patient _______________________.

• has a high sugar intake

• is diabetic

• has a low sugar intake

• cannot tolerate milk-containing products

The carious lesions found frequently in elderly patients are _________.

• incipient lesions

• rampant caries

• root caries

• secondary caries

The specific group(s) of bacteria responsible for dental caries is/are _________________.

• staphylococci

• mutans streptococci

• lactobacilli

• b and c

Which of the following can slow or prevent the caries process?

• Eating more carbohydrates

• Taking anti-biotics

• Increasing saliva flow

• Using a salt water rinse

Which of the following types of caries occurs primarily on the occlusal surfaces?

• smooth surface

• pit and fissure

• recurrent

• root surface

Rampant caries can be caused by _________.

• xerostomia

• not flossing

• eating frequent and/or excessive amounts of sugar

• xerostomia and excessive sugar

Which of the following is true about dental caries?

• It is a communicable disease

• It is a disease that affects older adults but is rare in children

• It has been largely eliminated by the use of fluoride

• The emphasis in fighting caries is shifting toward restorations

The _________ is made up of the structures that surround, support and are attached to the teeth.

• cementum

• alveolar bone

• periodontal ligament

• periodontium