What does the semi-circular canal do?
Incident ray
Provide balance
Bounce off light waves
Detect light
What part of the eye focuses light onto the retina?
Cornea
Optic nerve
Pupil
Lens
What part of the eye sends messages to the brain?
Headlights
Semi-circular canal
Cochlea
What does the lens do?
Focuses light on the retina and magnifies things
Sends messages to the brain
Light passes through
Bounces off
What is the coloured part of the eye called?
Cillary muscles
Retina
Iris
What does the pupil do?
Controls amount of light
Message to brain
Made of rods and cones
Provides image
What is the retina made of?
Sticks and stones
Rods and cones
Colours and decorations
Plants and animals
What protects the eye?
Blind spot
What do the cillary muscles do?
These change the size of the lens to focus light
They focus light onto the retina
They protect the eye
They flex when light comes into the eye
What part of the eye produces an image?
Optic Nerve
Vitreous humour
