grey matter
grey matter defined in 1951 year
grey matter - grey matter;grey matter - Tissue of vertebrate central nervous system containing numerous cell-bodies and dendrites of nerve cells; and terminations of nerve-fibres forming synapses with these; together with glia and blood-vessels. Occurs mainly as an inner layer surrounding central canal; but occurs also as a superficial layer (cortex) on cerebellum and cerebral hemispheres in some vertebrates. It is the tissue of the nuclei or centres. The co-ordinating work of the G.N.S. is done in grey matter by the large numbers of synapses present. Compare with: White Matter.
near grey matter in Knolik
| grey lag goose | home letter "G" start from "GR" | grey plover |
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