| 单词 | macula |
| 释义 | BETA Examples ofmaculaDictionary> Examples ofmacula maculaisn’t in the Cambridge Dictionary yet. You can help! Add a definition Themaculais represented in the operculum, where receptive fields are small. From theCambridge English Corpus The centralmacula(foveola) consists of photoreceptors only and derives its blood supply from the choroid and so does not become swollen or opaque as elsewhere. From theCambridge English Corpus Since 1 deg of visual angle spans about 0.3 mm on the retina, themaculacorresponds to the central 15-20 deg in the visual field. From theCambridge English Corpus Spatial frequencies are perceived with more or less sharpness in different areas in themacula, resulting in a deficient perception of the exact metric distance between the facial features. From theCambridge English Corpus Associated oculomotor signs may be present and on ophthalmoscopic examination the retina is pale and oedematous, with a cherry-red spot at themaculaif the central retinal artery is involved. From theCambridge English Corpus No specific findings are seen in the optic disks and maculae. From theCambridge English Corpus However, if themaculais involved, even successful reattachment does not assure the return of normal vision. From theCambridge English Corpus We also found significant differences of retinal maculae and ocular refractions between the siblings. From theCambridge English Corpus A horseshoemaculascotoma developed during the patient's late 50s. From theCambridge English Corpus The simulation expresses the state of themaculaby means of a real number in the interval (0, 1). From theCambridge English Corpus Themaculais the most sensitive central section of the retina and is used for direct vision such as reading. From theCambridge English Corpus It is defined as a degeneration of themaculaafter 50 years of age that cannot be attributed to an obvious systemic or ocular cause. From theCambridge English Corpus The disease progression in themaculaillustrates this process. From theCambridge English Corpus The latter refers to the visual quality of the retina excluding themacula. From theCambridge English Corpus Not so in the case of diseases of the outer retina, includingmaculadegeneration and retinitis pigmentosa. From theCambridge English Corpus At the first objective examination (1997), themaculahad a severe granular appearance. From theCambridge English Corpus Common radiotherapymaculatechniques are reviewed, field sizes examined and criteria for a simplemaculatechnique proposed. From theCambridge English Corpus If it involves themacula, retinopathy can frequently result in visual disability and blindness. From theCambridge English Corpus In one case, a white mass moved from the temporal side of the optic disc to themaculaduring a 3month follow-up study, though a nematode was not identified. From theCambridge English Corpus 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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