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empezar lección

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término		definición
sclera empezar lección		a white outer layer of the eyeball, that is a protection from injury and has an attachment of extraocular muscles to let the eye move
cornea empezar lección		transparent image forming the front of the eye, that shares protective task with eyelids, eye socket, tears and the sclera
lacrimal glands empezar lección		produces tears and they nourish the cornea
iris empezar lección		behind the cornea with a opening in the center of the pupil. Controls the size of the pupil and amount of light bouncing back to the retina
pupil empezar lección		it is opening of the iris and regulates amount of light going inside the eye
ciliary muscles empezar lección		it connects with the iris to the choroid
aqueous humor empezar lección		a fluid in front of the eye between the lens and the cornea
lens empezar lección		a transparent biconvex structure that helps refract light to the cornea
vitreous humor empezar lección		jelly-like tissue that's at the back of the eye
retina empezar lección		layers behind the eye, that contains cells that are sensitive to the light
choroid empezar lección		vascular layer of the eye, contains connective tissue that lies between retina and sclera
macula empezar lección		oval area that surrounds the fovea near the reinta in the eye
fovea empezar lección		center of the field of vision that is focused, and where the retinal cones are concentrated. It is responsible for sharpest vision
optic disk empezar lección		Point of exit for ganglion cell axons leaving the eye
blind spot empezar lección		a point of entry in the optic nerve of the retina. It's insensitive to light
optic nerve empezar lección		located back of the eye, that transfers visual information from the retina to the vision centers of the brain

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