Oral Health and Diseases Quiz
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Questions and Answers

What is Porphyromonas gingivalis associated with?

  • Bacterial endocarditis and aspiration pneumonia
  • Atherosclerosis, diabetes, and low birth weight (correct)
  • Infective endocarditis, bacteremia, and sepsis
  • Harmless anti-inflammatory activity
  • Which bacterium is prevalent in the oral cavity and causes bacterial endocarditis and aspiration pneumonia?

  • Streptococci (correct)
  • Prevotella nigrescens
  • Aggregatibacter actinomycetemcomitans
  • Porphyromonas gingivalis
  • What is the relationship between oral bacteria and diseases like coronary artery disease, diabetes mellitus, and intracerebral hemorrhage?

  • Oral bacteria's metabolites and inflammatory agents pass through microvessels from the invaded gingiva into the bloodstream, causing disease (correct)
  • Oral bacteria only cause gum disease
  • Oral bacteria directly penetrate deeper tissues, causing disease
  • Oral bacteria have no relationship with these diseases
  • Which bacterium is found to be harmless in most situations and exerts anti-inflammatory activity?

    <p>Streptococcus salivarious</p> Signup and view all the answers

    What is the purpose of resuspending the bacteria in 5% carboxymethyl cellulose (CMC)?

    <p>To improve oral delivery viscosity</p> Signup and view all the answers

    How were the mice challenged orally with the bacteria?

    <p>0.1 mL of 5% CMC or of S. mitis, S. salivarius, P. gingivalis, and P. nigrescens, five times per week for 2 weeks</p> Signup and view all the answers

    When were fecal pellets collected from the mice?

    <p>On the first day after the final challenge</p> Signup and view all the answers

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