KERATIN CELLS [ker-uh-tin, sels] What it is: The building blocks that create the layers of the nail plate. VIDEOS RELATED TO THIS TERM LEARN MORE TERMSPOTASSIUM HYDROXIDEMATTE TOP COATDECALSECONDARY COLORSALLERGICMIXED MEDIABACTERIAAPEXAMINO ACIDSCURING LAMPEXTENSIONCOLORED ACRYLICWATTAGEHARD GELSDISTAL NAIL PLATESQUARE NAILEXTENSION EDGECOVER PINK POWDERBUFFINGNAIL CRYSTALS PrevNext