retina

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Related to blood-retina barrier: Blood brain barrier

ret·i·na

 (rĕt′n-ə)
n. pl. ret·i·nas or ret·i·nae (rĕt′n-ē′)
A delicate, multilayered, light-sensitive membrane lining the inner eyeball and connected by the optic nerve to the brain.

[Middle English, from Medieval Latin rētina, from Latin rēte, net.]

ret′i·nal adj.

retina

(ˈrɛtɪnə)
n, pl -nas or -nae (-ˌniː)
(Anatomy) the light-sensitive membrane forming the inner lining of the posterior wall of the eyeball, composed largely of a specialized terminal expansion of the optic nerve. Images focused here by the lens of the eye are transmitted to the brain as nerve impulses
[C14: from Medieval Latin, perhaps from Latin rēte net]
ˈretinal adj

ret•i•na

(ˈrɛt n ə, ˈrɛt nə)

n., pl. ret•i•nas, ret•i•nae (ˈrɛt nˌi)
the innermost coat of the posterior part of the eyeball that receives the image produced by the lens, is continuous with the optic nerve, and consists of several layers, one of which contains the rods and cones that are sensitive to light.
[1350–1400; Middle English ret(h)ina < Medieval Latin rētina, perhaps = Latin rēt-, s. of rēte net + -ina -ine3]

Ret•in-A

(ˌrɛt nˈeɪ)
Trademark.
a brand of tretinoin, used esp. to reduce wrinkles caused by overexposure to the sun.

ret·i·na

(rĕt′n-ə)
The light-sensitive membrane that lines the inside of the back of the eyeball, connected to the brain by the optic nerve. The retina of vertebrate animals contains specialized cells, called rods and cones, that absorb light.

retina

- From Latin rete, "net," as there is a net of nerves making up this layer of the eyeball.
See also related terms for net.

retina


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The back of the eyeball where neurons convert light into electrical impulses that pass through the brain. See cones, rods
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.retina - the innermost light-sensitive membrane covering the back wall of the eyeballretina - the innermost light-sensitive membrane covering the back wall of the eyeball; it is continuous with the optic nerve
neuroepithelium - epithelium associated with special sense organs and containing sensory nerve endings
eye, oculus, optic - the organ of sight
tissue layer, membrane - a pliable sheet of tissue that covers or lines or connects the organs or cells of animals or plants
fovea, fovea centralis - area consisting of a small depression in the retina containing cones and where vision is most acute
parafovea - area of the retina immediately surrounding the fovea
macula lutea, macular area, yellow spot, macula - a small yellowish central area of the retina that is rich in cones and that mediates clear detailed vision
visual cell - one of the cells of the retina that is sensitive to light
optic disc, optic disk, blind spot - the point where the optic nerve enters the retina; not sensitive to light
cone cell, retinal cone, cone - a visual receptor cell in the retina that is sensitive to bright light and to color
retinal rod, rod cell, rod - a visual receptor cell that is sensitive to dim light
Translations
شَبَكِيَّة العَيْن
sítnice
nethinderetina
NetzhautRetina
retina
sjónhimna
tinklainė
tīklene
sietnica
ağ tabakaretina

retina

[ˈretɪnə] N (retinas or retinae (pl)) [ˈretɪniː] (Anat) → retina f

retina

[ˈrɛtɪnə] nrétine f

retina

n pl <-e or -s> → Netzhaut f, → Retina f (spec)

retina

[ˈrɛtɪnə] nretina

retina

(ˈretinə) noun
the part of the back of the eye that receives the image of what is seen.

ret·i·na

n. retina, la capa más interna del ojo que recibe imágenes y transmite impulsos visuales al cerebro;
detachment of the ___desprendimiento de la ___.

retina

n (pl -nas o -nae) retina; detached — desprendimiento de retina
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3, 2015 /PRNewswire/ -- RXi Pharmaceuticals Corporation (NASDAQ: RXII), a biotechnology company focused on discovering, developing and commercializing innovative therapies addressing major unmet medical needs using RNA-targeted technologies, today announced that it has been granted a patent by the United States Patent and Trademark Office (USPTO) for the delivery of double stranded siRNAs (21 to 23 nucleotides in length) across the blood-retina barrier (e.
Histopathologic studies suggest that these hypertensive retinopathy lesions result from small vessel arteriosclerosis, and continued elevated blood pressure results in retinal ischemia and breakdown of the blood-retina barrier.
London, Oct 13 (ANI): A single jab can now prevent people from losing their vision, thanks to researchers at Trinity College Dublin, Ireland, who have developed a new method to inject drug into the blood by weakening the otherwise impermeable blood-retina barrier.