The epithelium is a type of tissue that covers many different surfaces on the inside and the outside of your body. Epithelial cells are packed tightly together and serve as a barrier between the ...

Epithelial tissues are in constant interaction with their environment. Maintaining their functionality requires dynamic balance (homeostasis) and that their cell numbers are tightly regulated. This is ...

Connective tissue provides the framework and support for tissues throughout the body, including bones, muscles, blood vessels, and organs. It consists of a variety of proteins, such as collagen and ...