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Unformatted text preview: - cells stop when they meet 3. dead cells sluff off (scab) as new cells replace B. Deep Wound Healing - Dermal Repair 1. inflammatory phase- blood clot, fibroblasts 2. migratory phase- scab forms, epidermal migration a. fibroblasts make scar tissue (collagen fibers) b. damaged vessels grow into place c. granulation tissue- new scar tissue in place d. fibroplasia- period of scar formation i. hypertrophic scar - normal ii. keloid scar - abnormal 3. proliferative phase- new growth a. epithilium grows beneath scab b. fibroblasts make random collagen deposit (scar) c. blood vessels continue to grow 4. maturation phase- final healing process a. epidermis is restored b. fibroblasts disappear, collagen more organized c. blood vessels repaired to normal...
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- Fall '10
- Scar, scar tissue, new scar tissue, i. hypertrophic scar, A. Melanin