retina

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retina central artery of the retina central vein of the retina detached retina detachment of the retina retinal detachment

Main Entry: ret·i·na
Pronunciation: ret-n-, ret-n
Function: noun
Inflected Form(s): plural retinas or ret·i·nae /-n-/
: the sensory membrane that lines most of the large posterior chamber of the vertebrate eye, is composed of several layers including one containing the rods and cones, and functions as the immediate instrument of vision by receiving the image formed by the lens and converting it into chemical and nervous signals which reach the brain by way of the optic nerve
[retina illustration]