Which of the following is the primary cause of periodontal disease?

Question

Quizplus · Accepted Answer

The primary cause of periodontal disease is bacterial plaque.Bacteria in dental plaque cause inflammation by producing enzymes and toxins that destroy periodontal tissues and lower host defenses.
Poorly fitting restorations are one of the local factors that can contribute to the progression of periodontal disease,but they are not the primary factor.
Stress is associated with depression of the immune system,and studies show a link between stress and periodontal attachment loss,but this is not the primary cause of periodontal disease.
Diabetes is associated with increased susceptibility to periodontitis but it is not the primary cause.

Which of the Following Is the Primary Cause of Periodontal