Epithelium or epithelial tissue is a thin, continuous, protective layer of cells with little extracellular matrix. An example is the epidermis, the outermost layer of the skin.
An epithelial tissue or epithelium (plural is epithelia) consists of cells arranged in continuous sheets, in either single or multiple layers. Even though epithelial tissue present in different parts of the body might differ in structure and function, they all have some common characteristics.
Overview of the types, characteristics and functions of the epithelial tissue giving many examples with diagrams. Learn this topic now at Kenhub!