词汇 | visual-cortex |
释义 | visual cortex noun[ Cusually singular ] anatomy specializeduk /ˌvɪʒ.u.əl ˈkɔː.teks/ us /ˌvɪʒ.u.əl ˈkɔːr.teks/pluralvisual corticesuk /ˌvɪʒ.u.əl ˈkɔː.tɪ.siːz/ us /ˌvɪʒ.u.əl ˈkɔːr.tɪ.siːz/ an area of the brain in the cerebral cortex involved with the sense of sight: Visual impulses are transmitted to the visual cortex in the brain via the optic nerve. primary visual cortexThe primary visual cortex is surrounded by many secondary visual regions that seem to deal with special qualities of the image such as colour and movement. We have shown that this results in activity of visual cortices within both occipital and temporal lobes of the brain. The findings bring potentially new hope to adults with impaired vision because of visual cortex damage. The stroke had destroyed the visual cortex, the part of the brain primarily responsible for processing vision, on both sides of his brain. The patients showed reduced activity in both visual cortices. The brain & nervous system abducens nerve abducent nerve accessory nerve alexithymia allism glossopharyngeal nerve grey matter hemispheric hemispherical hindbrain neurofibrillary neurogenic neurogenically neuroglia neuroglial reinnervation reticular formation rhinencephalon rhombencephalon right brain |
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