Practice Quiz

ADA NBDHE Dental Hygienist

Category - Scientific Basis for Dental Hygiene Practice

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What type of lesion is formed by the destruction of epithelium and some underlying tissue?
  1. Peripheral giant cell granuloma
  2. Chronic hyperplastic pulpitis
  3. Papillary hyperplasia
  4. Ulcer
Explanation
Answer: D - Ulcers are formed by the destruction of epithelium and some underlying tissue. Acute ulcerative conditions include traumatic ulcers, aphthous ulcers, allergic reactions, and viral ulcerations. Chronic ulcerative conditions include those caused by or associated with systemic disease, such as leukemia, colitis, malnutrition, tuberculosis, syphilis, sickle cell anemia, and drug toxicity.
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