The Basic Unit Of The Nervous System. Neuron is called the basic unit of the nervous system because all the parts of nervous system whether it is brain or spinal cord or cranial or spinal nerves all are made of. Nervous tissue, present in both the cns and pns, contains two basic types of cells:
A glial cell is one of a variety of cells that provide a framework of tissue that. What makes up the basic units of the nervous system? The nervous system consists of the spinal cord, nerves, brain, and ganglia.