Name three arthropod head appendages and their functions

Structure and Function of ArthropodsArthropods range in length from about 1 millimeter to 4 meters (about 13 feet). They have a segmented body with a hard exoskeleton. They also have jointed appendages. The body segments are the head, thorax, and abdomen. In some arthropods, the head and thorax are joined together as a cephalothorax.