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