Introduction to epithelium’s functions and characteristic is being provided. Types of epithelium are shown with diagrams. The single layered epithelium are considered as simple whereas multilayered are termed as stratified epithelium. Simple squamous, simple cuboidal, simple columnar epithelium is shown with suitable diagrams and with sites where they are present. The various types of stratified epithelium are also shown with suitable diagrams and examples of sites where they are present. Remarks on pseudostratified and glandular epithelium have also been discussed. Relevant photomicrographs are given in atlas provided at the beginning of book.