Areolar tissue , also known as loose connective tissue , is a cellular connective tissue with thin and relatively sparse collagen fibers. It is widely distributed in the body and surrounds blood vessels, nerves, and epithelial tissues. Learn about areolar tissue , a loose connective tissue that provides support, elasticity, and nutrition to various organs. Find out its functions, structure, common diseases and conditions, and how it differs from adipose tissue . The connective tissue proper possesses a soft, gel-like matrix, less rigid and shows a varying degree of toughness The connective tissue proper is generally subdivided on the basis of morphological characteristics in the following types of tissues 1. Loose connective tissue 2. Dense connective tissue .