WebLens – the clear part of the eye behind the iris that helps to focus light, or an image, onto the retina. Macula – the sensitive area in the centre of the retina responsible for what you see ahead of you (central vision). Optic nerve – a bundle of more than one million nerve fibres that carries visual messages from the retina to the brain. Web21 Dec 2024 · The tear duct helps tears drain from the eye. Tear gland and duct (Source: Imperial Healthcare) Also, the cornea, the clear, dome-shaped front portion of the eye focuses light into the eye and provides 70% of the eye’s focusing power. The fluid-filled (containing aqueous humor) space behind the cornea is called the anterior chamber.
The eye - Coordination and control - BBC Bitesize
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Web2 Feb 2024 · Eyelids have one of the most important jobs in the human vision system. Without eyelids, our eyes would have no protection from impacts, infections and the harsh … WebChoroid: the middle layer of the eye between the retina and the sclera. It also contains a pigment that absorbs excess light so preventing blurring of vision. Ciliary body: the part of the eye that connects the choroid to the … WebThe diagram below shows the parts of the human eye that work together to enable us to see. These include the lens, retina and the optic nerve. Other parts of the eye include the … take as the throne