They are kits consist of pairs of needles with usually nylon cables or cords. Nests have even been found on loops of chain, wire, and extension cords. He ran electrical currents down the spinal cords of rats. It had a rectangular, perimeter fence of fabric, poles and staked cords. Each hook can have multiple cords (5). Nervous system consists of a nerve ring and many longitudinal nerve cords. It is cultivated on dangling cords made of palm fronds. Early bells and whistles were sounded through pull-string cords and levers. Lead is frequently used in the polyvinyl chloride coating of electrical cords. The third-generation is able to reverse its brushes to escape entangled cords and tassels. All diseased cords and fascia are excised. He authored legislation to fund research for stem cells from umbilical cords. Its small cells form irregular cords and clusters, separated by capillaries and connective tissue. They are part of the spermatic cords. Swallowed button cells can damage the vocal cords.