ADA NBDHE Dental Hygienist

Category - Scientific Basis for Dental Hygiene Practice

When does keratinization appear during cutaneous wound healing?
  1. Within 24 hours
  2. Within 5 days
  3. By the 2nd week
  4. Keratinization is not part of the healing process
Explanation
Answer: B - Keratinization appears within five days of cutaneous wound healing. The basement membrane is formed within 48 hours. Within the first two weeks, collagen and fibroblast proliferate to create epidermis intact by week four.
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