Q. Of which substance do elastic fibers of the connective tissue are made? What are few functions of these fibers?
The elastic fibers are made of a protein called as elastin.
Elastic fibers abound in artery walls helping the maintenance of the arterial blood pressure in these vessels they are also present in the lungs providing them with elasticity some respiratory diseases are caused by destruction of these fibers. In many tissues and other organs the elastic fibers are found in the interstitial matrix.