The structure can be found in the peripheral and central nervous system. The nervous system is divided into two main parts: the central nervous system (CNS), which includes the brain and spinal cord, and the peripheral nervous system (PNS), which includes all the nerves and ganglia outside the CNS. The structure referred to in the question could potentially be located in either the CNS or PNS. Examples of structures that can be found in both the CNS and PNS include neurons, axons, dendrites, and glial cells. However, some structures are specific to either the CNS or PNS, such as the spinal cord and brain (CNS) or the sensory and motor neurons (PNS). The question does not provide enough information to determine which specific structure is being referred to.