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The most prevalent of the stratified epithelia is the squamous variety. As a keratinized or waterproofed component of the skin, stratified squamous epithelium provides substantial protection against friction, microbial invasion and dessication.Keratinized stratified squamous epithelium is identified by the multiple layers of dead cells at the surface.s a keratinized or waterproofed component of the skin, stratified squamous epithelium provides substantial protection against friction, microbial invasion and dessication. Keratinized stratified squamous epithelium is identified by the multiple layers of dead cells at the surface.
Types of epithelium: Epithelia are classified according to the number of layers of cells they contain and the shape of the cells. If the cells are arranged in a single layer, the epithelium is called simple; if the cells are arranged in two or more layers, the epithelium is called stratified.ypes of epithelium: Epithelia are classified according to the number of layers of cells they contain and the shape of the cells. If the cells are arranged in a single layer, the epithelium is called simple; if the cells are arranged in two or more layers, the epithelium is called stratified.