Sources of arm pain are numerous, affecting the muscles, tendons, ligaments, and bones of the arm, shoulder, elbow, wrist, hand, and fingers. If youâre experiencing a strange pain, tenderness, or numbness in your arm, and you donât know why, consider the following 10 common causes of arm painâ¦. ADVERTISEMENT.
abrasion. n. 1. the process of scraping or wearing down by friction. 2. a scraped area or spot; graze. 3. (Physical Geography) geography the effect of mechanical erosion of rock, esp a river bed, by rock fragments scratching and scraping it; wearing down. Compare attrition 4, corrasion.
Scraping, or rubbing away of a surface, such. as skin, by friction. ï. Abrasion may be the result of trauma, such as a skinned. knee, therapy, as in dermabrasion of the skin for removal. of scar tissue, or normal function, such as wearing down. of a tooth by mastication. Dermabrasion: Before and After.