The central nervous system consists of the brain and spinal cord. The brain plays a central role in the control of most bodily functions, including awareness, movements, sensations, thoughts, speech, and memory. Some reflex movements can occur via spinal cord pathways without the participation of brain structures.

What are the 3 central nervous system?

Central Nervous System Structure. The CNS has three main components: the brain, the spinal cord, and the neurons (or nerve cells).

Which structures are part of the central nervous system?

The central nervous system consists of the brain and spinal cord. It is referred to as “central” because it combines information from the entire body and coordinates activity across the whole organism. This article gives a brief overview of the central nervous system (CNS).