2.83

2.83 recall that the central nervous system consists of the brain and spinal cord and is linked to sense organs by nerves

The main parts of the nervous system are the BRAIN and the SPINAL CORD. Together they are called the CENTRAL NERVOUS SYSTEM. They are both made of delicate NERVOUS TISSUE. The brain is protected inside the SKULL. The Spinal Cord is protected inside you BACKBONE.

The central nervous system is connected to difference parts of the body by nerves. Each nerve is made up of lots of nerve cells or neurons.