Gray Matter
Grey Matter is a part of Central Nervous System which contains Cell Bodies of Neurons, Glial Cells, Capillaries and fewer Dendrites and Axons.
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Terms
Cerebellum CerebrumCervical LumbarMedulla Oblongata Pons
Spinal Cord Temporal Lobe SacralThoracic Axon Axon TerminalsDendrite Myelin Sheath Nucleus Pulposus Gray Matter
Spinal Nerve White Matter Corpus CallosumFrontal LobeHypothalamus Occipital Lobe Parietal Lobe Thalamus Cervical Vertebrae Brain Neuron
Gray Matter
STRUCTURE AND POSITION
- Grey Matter is different from white matter in sense of lesser number of myelinated Axons, and having Cell Bodies of Neurons.
- Grey Matter gets its color due to presence of Cell Bodies. Capillaries slight red to pink colour.
- Grey Matter is present on the surface of brain and in the central portion of spinal cord.
- Grey Matter grows throughout childhood and adolescence.
FUNCTION
- Grey Matter is major portion of CNS and receives 95 percent of the oxygen supply of brain.
- Grey Matter is involved in most of the nervous system functions. It is involved in perception of Sight, Hearing, Touch, Temperature, Pain etc.
- Muscle control and decision making is done in this part of brain.
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