The Different Types of Epithelial Tissues

Epithelial tissues constitute the bulk of living matter in animals. Its functions include protection and provision of a surface area for excretion and osmoregulation. Epithelial tissues are also involved in giving rigidity to animals and constitute a greater part of bones and cartilage. There are different types of epithelial tissues all having different functional roles. This post gives very clear description of the various epithelial tissues and the role they play in a living organism.