Abrasions are superficial injuries that occur on the skin and visceral linings of the body, disrupting tissue continuity. They are typically minor wounds, mainly limited to the epidermis, and usually do not cause significant bleeding. Most abrasions heal without leaving any scars. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.