Teeth

Definition

Teeth are hard, calcified structures in the mouth that play a crucial role in mechanical digestion by breaking down food into smaller pieces. They also serve as surfaces for biofilm formation and can be affected by various microbial diseases.

5 Must Know Facts For Your Next Test

1. Teeth provide surfaces for bacterial colonization, leading to plaque formation.
2. Streptococcus mutans is a primary bacterium responsible for dental caries.
3. Dental plaque can lead to gingivitis and periodontal disease if not properly managed.
4. Fluoride treatment helps in remineralizing enamel and preventing tooth decay.
5. The oral microbiota includes both beneficial and pathogenic bacteria that interact with the host immune system.

Review Questions

• What is the role of Streptococcus mutans in dental health?
• How does fluoride contribute to the prevention of tooth decay?
• What are the consequences of untreated dental plaque?

Related terms

Plaque: A sticky film composed of bacteria and their byproducts that forms on teeth.

Enamel: The hard, outer surface layer of teeth that protects against decay.

Gingivitis:

Inflammation of the gums caused by accumulation of bacterial plaque.