Epithelial cells are the cells that make up epithelial tissue. They line the outer surfaces of the body, as well as internal cavities, ducts, and organs, and perform functions such as protection, absorption, secretion, and filtration.
Epithelial cells are the cells that make up epithelial tissue. They line the outer surfaces of the body, as well as internal cavities, ducts, and organs, and perform functions such as protection, absorption, secretion, and filtration.