Desquamation is the shedding of the outer layers of the skin. For example, once the rash of measles fades, there is desquamation. The word comes from the Latin 'desquamare' , meaning "to scrape the scales off a fish". Model of the layers of human skin In zootomy and dermatology, skin is an organ of the integumentary system; which is composed of a layer of tissues that protect underlying muscles and organs. ... Red and Anarchist Skinheads is often referred to as RASH. A typical rash A rash is a change in the skin which affects its appearance or texture. ... Latin is the language originally spoken in the region around Rome called Latium. ... In most biological nomenclature, a scale (Greek lepid) is a small rigid plate that grows out of an animals skin to provide protection. ... Groups Conodonta Hyperoartia Petromyzontidae (lampreys) Pteraspidomorphi (early jawless fish) Thelodonti Anaspida Cephalaspidomorphi (early jawless fish) Galeaspida Pituriaspida Osteostraci Gnathostomata (jawed vertebrates) Placodermi Chondrichthyes (cartilaginous fish) Acanthodii Osteichthyes (bony fish) Actinopterygii (ray-finned fish) Sarcopterygii (lobe-finned fish) Actinistia (coelacanths) Dipnoi (lungfish) A fish is a poikilothermic (cold-blooded)* water-dwelling...