Stratified columnar epithelium is a tissue made up of several layers of cells, with the surface layer consisting of tall, column-shaped cells. It is relatively rare and is found in specific locations such as the ducts of exocrine glands, parts of the male urethra, and the conjunctiva of the eye. This type of epithelium provides protection to…[Read more]

Stratified squamous epithelium is a type of tissue made up of several layers of cells, with the outer layer composed of flat, scale-like cells. These cells can be either living and moist, as seen in the mouth and esophagus, or dead and filled with keratin, as found in the skin. This tissue is designed to protect underlying areas from damage caused…[Read more]

Transitional epithelium, also known as urothelium, is a specialized form of stratified epithelium that has the unique ability to stretch and change shape in response to varying levels of tension. This makes it particularly well-suited for organs that need to expand and contract, like the urinary system.