Relacionar Columnas The eyesVersión en línea The eyes por Alba Castellano Navarro 1 Eyebrows 2 Cristaline lens 3 Retina 4 Iris 5 Sclera 6 Vitreous humour 7 Pupil 8 Eyelashes 9 Optic nerve 10 Eyelid 11 Aqueous humour 12 Lacrimal glands 13 Fovea It is the hole in the center of the iris. Are hairs that stop sweat from entering the eye. 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 a transparent fluid between the cornea and the crystalline lens. 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. It is an elastic, transparent, biconvex structure behind the iris. It is transparent, gelatinous fluid filling the eyeball. Is an area of the retina with many cones. It is responsible for sharp vision. It is the internal layer of the eyeball that contains photoreceptor cells called cones and rods. It transmits the information to the brain. Is a circular structure. Its colour varies from person to person.
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