The Eye Flashcards
How does the cornea function
Directs light rays into the eye and helps focus them on the light sensitive retina at the back of the eye
How does the pupil function
Allows light to enter the eye so it can be focused of the retina to begin the process off sight
How does the Irish function
Regulates the amount of light that enters the eye
How does the lens function
To transmit light , focusing it on the retina
How does the retina function
Senses light and sends signals to your brain
How does the optic nerve function
Let’s you eyes send signals to your brain describing what they detect
How does the blind spot function
When the dot appears the image of it on the retina is on top of the optic nerve
What is the aqueous humour and how does it function?
The clear liquid inside of the front part of the eye
It nourishes the eye and keeps inflated