Relier Pairs The eyesVersion en ligne The eyes par Alba Castellano Navarro 1 Retina 2 Vitreous humour 3 Eyelashes 4 Pupil 5 Lacrimal glands 6 Aqueous humour 7 Iris 8 Optic nerve 9 Fovea 10 Sclera 11 Eyebrows 12 Eyelid 13 Cristaline lens Is an area of the retina with many cones. It is responsible for sharp vision. Produce tears, which clean the eye and keep it moist. They also destroy bacteria. Are hairs that stop sweat from entering the eye. It is transparent, gelatinous fluid filling the eyeball. It is an elastic, transparent, biconvex structure behind the iris. Is the opaque, white outer layer. The front part (cornea) is transparent. It is the hole in the center of the iris. It transmits the information to the brain. Is a circular structure. Its colour varies from person to person. Are hairs that grow out of the eyelids. They limit access to light and stop particles from entering the eyes. It is the internal layer of the eyeball that contains photoreceptor cells called cones and rods. Are folds of skin that are opened and closed by the eye orbit muscles. They prevent the eyeball from drying out and stop particles from entering. It is a transparent fluid between the cornea and the crystalline lens.
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