Angiogenesis

  1. New vessels grow and cover wound

  2. New vessels bring oxygen and nutrients to wound

  3. Proteins grab the edges of wound and close it, forming a protective mesh

  4. Excess new vessels die off

Image: (1) New vessels grow and cover wound (2) New vessels bring oxygen and nutrients to wound (3) Proteins grab the edges of wound and close it, forming a protective mesh (4) Excess new vessels die off

Scar

Image: Photo of scar on ankle with stitches

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