Vision Flashcards
1
Q
Cornea
A
Transparent covering where light is received
2
Q
Iris
A
The colored part of the eye; controls the amount of light that enters
3
Q
Pupil
A
Black hole in the center of the iris; shrinks in the presence of bright light
4
Q
Lens
A
Bends light rays directing focus
5
Q
Retina
A
Received light from the lens; thin layer of tissue lining the back of the eyes
6
Q
Photoreceptors
A
Cells that change light energy into electrical energy, which is used by the nervous system
7
Q
Rods
A
Photoreceptors that work well in low light; black and white vision
8
Q
Cones
A
Photoreceptors that can distinguish color
9
Q
Optic Nerves
A
Carry signals from the retina to the brain 🧠
