Understanding the Nervous System: Functions and Components
Classified in Biology
Written on in
English with a size of 1.86 KB
The Nervous System
The nervous system receives information from the receptors, processes and coordinates it, and generates orders to the effectors.
Central Nervous System (CNS)
The central nervous system coordinates all the body's functions. It is formed by the encephalon and the spinal cord.
The Encephalon
The encephalon is protected by the skull or cranium and by three membranes, the meninges, between which a liquid called the cerebrospinal fluid circulates. This liquid protects the encephalon from knocks and blows. The encephalon is divided into three parts: the brain, the cerebellum, and the brainstem.
- The brain is divided into two hemispheres, separated by a fissure. Its surface, called the cerebral cortex, is rough and full of folds and furrows,