Cartilage

Definition: 

A type of tough, fibrous, elastic connective tissue that is rich in polysaccharides and with no nerve or blood supply of its own. There are two types of cartilage piercers routinely deal with: 1) Auricular: Cartilage of the pinna (external ear), and 2) Alar: Cartilage of the tip and sides of the nose (nostrils).