No it is not part of the immune system
The spinal cord is part of the central nervous system which itself it part of the nervous system.
The nervous system consists of the brain and the spinal cord. Nerve fibers of the spinal cord spread out to the different part of body. These nerve fibers are part of the peripheral nervous system and are the nerves that are found outside the spinal cord and brain.
They are both part of the nervous system in the body.
brain or spinal cord
The thick cord of nerves you may be talking about is most likely the spinal cord. The spinal cord works with your brain as part of the central nervous system. It is further connected to other parts of your body using the peripheral nervous system.
The spinal cord is part of the central nervous system which itself it part of the nervous system.
The spinal cord is connected to the brain and is part of the central nervous system.
The brain and spinal cord comprise the central nervous system.
The spinal cord is not in the nervous system.
The spinal cord is part of the nervous system.
the skeletal system and central nervous system(CNS)
The nervous system
the nervous system
Your brain and spinal cord, for the most part.
The nervous system contains the spinal cord and brain.
It's the part of the central nervous system.
The spinal cord itself is part of the nervous system. However, it runs through the centre of the spine, which is part of the skeletal system.