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Seeing is believing (Sense of sight (Information carried to brain by…
Seeing is believing
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Eyes
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Eyeball, (whole eye structure) size of table tennis ball + sits above the cheek + below the eyebrow
Sense of sight
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Eyes gather info like colours, brightness and patterns of light.
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Parts of the eye
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Sclera = White layer covers most of eyeball. Red lines, blood vessles, control movement. Red lines connected to blood vessles, providing sclera with blood supply.
Retina contains cone and rod cells. Rod cells help see white, grey and black, shapes, shadows + to see in darkness. Cone cells help see colours.
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Lens sends light to the retina. Look in the distance, lens expands.
Pupil controls light entering your eye. When light wakes you up + you have to blink, this allows pupils get smaller to protect eyes.