What is areolar tissue? What is its role in the body? Loose connective tissue is a category of connective tissues that includes areolar tissue, reticular tissue, and adipose tissue. Loose connective tissue is the most common type of connective tissue in vertebrates. It holds organs in place and attaches epithelial tissue to other underlying tissues. For instance, it forms telae, such as the tela submucosa and tela subserosa, which link mucous and serous membranes to the muscular layer. >>>continue reading >>> areolar tissue