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