Why Is It Difficult to Determine the Causative Agents of Periodontal

question 78

Multiple Choice

Why is it difficult to determine the causative agents of periodontal disease?

• A) The agents are fastidious bacteria that cannot be cultured in the laboratory.
• B) Identification requires 16S rDNA sequencing and not all bacteria have this gene.
• C) The infections are polymicrobial, so multiple species of interacting bacteria are involved.
• D) The causative agents are typically viruses, which are difficult to identify.
• E) The causative agents are encased in biofilm polysaccharides that cannot be removed.

---

Definitions:

Mutations

Changes in the DNA sequence of an organism's genome, which can lead to variations in physical traits or an increase in susceptibility to certain diseases.

Socioeconomic Status

An individual's or family's economic and social position in relation to others, based on income, education, and occupation.

Cancer Rates

The incidence or number of new cases of cancer per population in a specified period.

Socioeconomic Status

A combined measure of an individual's or family's economic and social position in relation to others, often based on income, education, and occupation.