| 词汇 | retina |
| 释义 | retina noun[ C ] uk /ˈret.ɪ.nə/ us /ˈret.ən.ə/pluralretinas or retinae the area at the back of the eye that receives light and sends pictures of what the eye sees to the brain视网膜 The eye & surrounding area beadily beetling canthus chiasm chiasma eye socket eyeball eyelid glassy limbus macula macula lutea macular monobrow optic nerve staring suborbital superciliary supraoptic supraorbital retina | American Dictionaryretina noun[ C ] us/ˈret·ə·nə/ the area at the back of the eye that receives light and sends an image to the brain so that seeing can happen Examples of retinaretina Responses to acetylcholine of ganglion cells in an isolated mammalian retina. Preconditioning with bright light evokes a protective response against light damage in the rat retina. Visual function in regenerating teleost retina following cytotoxic lesioning. The size of the horizontal cell receptive fields adapts to the stimulus in the light adapted goldfish retina. This is because visual experience is radically underdetermined by the data available in the proximal stimulus (the dynamic array of light falling on the retinae). The same technique is applied to the peripheral retina and the two acuity categories: central acuity and peripheral vision. Thus, the fovea and peripheral retina cannot be modeled with the same urn. From the peripheral retina, where there is little fasciculation, axons converge on the optic disc. The embryonic fissure, which reaches the peripheral retina at the ventral-nasal aspect of the eye, was used as a landmark. The injection site in the peripheral retina can be seen at the lower left corner. In addition, all seven were in the peripheral half of our patch of retina. Distances between neighboring cells were measured separately in the central and peripheral retina in both juvenile and adult animals. This displaced amacrine cell type is most frequently observed in the peripheral retina. Quinoxalines block the mechanism of directional selectivity in ganglion cells of the rabbit retina. Neurochemical architecture of the normal and degenerating rat retina. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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