Table of Contents
What is white and grey matter in the spinal cord?
Gray matter contains neural cells, dendrites, and axon terminals, while white matter consists of axons and myelin, and plays a key role in nerve cells’ ability to connect to one another. Injury to either variety of tissue can interfere with your central nervous system’s ability to function.
Where are white and gray matter in cerebellum?
In the cerebrum and cerebellum, white matter is predominantly found in deeper areas – with gray matter coating the white matter – see figure 1. Other gray matter structures, like the basal ganglia, are embedded within this white matter core. The brain’s fluid-filled ventricles are also found within the white matter.
Where is grey and white matter in the spinal cord?
In the brain, grey matter is mainly found in the outer layers, while in the spinal cord it forms the core ‘butterfly’ shape. White matter refers to the areas of the CNS which host the majority of axons, the long cords that extend from neurons.
What is the gray matter in the cerebellum?
The grey matter in the cerebellum is related to motor control, balance, coordination, and automatic movements. The three sections of grey matter in the spinal cord all also serve their own functions.
What is the difference between grey matter and white matter?
The central nervous system of the brain is made up of two kinds of tissue: grey matter and white matter. The grey matter contains the cell bodies, dendrites and the axon terminals, where all synapses are. The white matter is made up of axons, which connect different parts of grey matter to each other.
What is the function of cerebral white matter?
In the most general sense, the gray matter of the brain facilitates information processing, and the white matter facilitates information transfer; both are critical for efficient operation of the neural networks responsible for a specific mental domain.
What are the components that make up the cerebellar gray matter?
The grey matter is mainly composed of neuronal cell bodies and unmyelinated axons. Axons are the processes that extend from neuronal cell bodies, carrying signals between those bodies.
What is the white matter in the spinal cord?
The white matter of your brain and spinal cord is composed of bundles of axons. These axons are coated with myelin, a mixture of proteins and lipids, that helps conduct nerve signals and protect the axons. White matter’s job is to conduct, process, and send nerve signals up and down the spinal cord.
What is the function of grey matter?
The grey matter has a large number of neurons present, which allows it to process information and release new information through axon signaling found in the white matter. [6] The grey matter throughout the central nervous system allows enables individuals to control movement, memory, and emotions.
What is difference between grey matter and white matter?
The main difference between white matter and grey matter is that white matter mainly consists of myelinated axons whereas grey matter mainly consists of cell bodies, axon terminals, and dendrites. The white colour occurs due to the lipid components of the myelin.
What is difference between white matter and grey matter?
What is cerebral white matter?
White matter is tissue in the brain composed of nerve fibers. The fibers (called axons) connect nerve cells and are covered by myelin (a type of fat). The myelin is what gives white matter its white color. Myelin speeds up the signals between the cells, enabling the brain cells to quickly send and receive messages.