Difference between revisions of "Eyes"
| Line 43: | Line 43: | ||
===About Human Eyes=== | ===About Human Eyes=== | ||
| − | : The eye is made of several parts. | + | : The eye is made of several parts: |
| + | *[[Retina]] - Detects light. | ||
| + | *[[Optic Nerve]] - Sends electrical signals from the eye to the brain. | ||
| + | *[[Lens]] - Focuses the light onto the [[retina]]. | ||
| + | *[[Iris]] - The coloured part of the eye. | ||
| + | *[[Pupil]] - The hole in the [[iris]] that allows light into the '''eye'''. | ||
| + | *[[Cornea]] - The outer protective layer of the '''eye'''. | ||
Revision as of 09:17, 12 September 2018
Contents
Key Stage 1
Meaning
Eyes are the part of the body that allows us to see.
About Eyes
- Most animals have only two eyes but some have more and some have no eyes at all.
- Eyes allow us to see colour.
- Eyelids blink a couple of times every minute to keep our eyes moist.
- Eyelashes are there to stop dust getting in our eyes.
- A person whose eyes don't see is called 'blind'.
- Your eyes can be damaged and make you blind if you stare at the sun.
Examples
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| A cat eye. | The eye of a goat. |
 |
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| A chamelion's eye. | A crocodile eye. |
Key Stage 2
Meaning
Eyes are the part of the body that allows us to see.
Key Stage 3
Meaning
The Eyes are a pair of sensory organs which allow us to see.
About Human Eyes
- The eye is made of several parts: