function of the system.
The nervous system consists of the brain, spinal cord, sensory organs, and all of the nerves that connect these organs with the rest of the body.
the part of the nervous system which in vertebrates consists of the brain and spinal cord, to which sensory impulses are transmitted and from which motor impulses pass out
Persistent or sudden onset of a headache.
A headache that changes or is different.
Loss of feeling or tingling.
Weakness or loss of muscle strength.
Sudden loss of sight or double vision.Memory loss.