Question

What is the nervous system made up of?

the brain and spinal cord

the nerves, sensory organs and brain

the brain, spinal cord and the nerves

the spinal cord, sensory organs and blood vessels

Answer 1

The nervous system is primarily made up of **the brain, spinal cord, and the nerves**. This includes the central nervous system (CNS), which consists of the brain and spinal cord, as well as the peripheral nervous system (PNS), which includes all the nerves that extend from the CNS to the rest of the body.