Eyes

Key Stage 1

Meaning

A human eye.

Eyes are the part of the body that allows us to see.

Singular Noun: Eye

Plural Noun: Eyes

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

A cat eye.	The eye of a goat.
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

A computer generated cross section of a human eye.

The Eyes are a pair of sensory organs which allow us to see.

About Human Eyes

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.