The Eye
Subdecks (1)
Cards (21)
- Inner layers; contains photoreceptors
- Middle; blood vessels
- Outer layer; maintains shape; attaches to muscles responsible for movement of eye
- Is a transparent layer of cells; light enters the eye through it?
- Fluid filled space where light passes through
- The colour part of the eye; disk-like structure art the back of that space?
- Small opening in the middle of the iris. Muscles in the iris adjust ___ size to regulate the amount of light that enters the eye. In low light, the ___ becomes larger and in bright light it becomes smaller.
- Located behind the iris. Muscles attached to the ___ change its shape to adjust focus to see near or distant objects.
- Transparent, jelly like fluid located behind the lens in a larger chamber.
- The lens focus light onto the it
- Photoreceptors called _ and _ in the retina convert light energy into nerve impulses that are carried to the central nervous system.
- Responsible for sharp vision that we need for things like reading and driving.
- Impulses leave each eye by way of the ___ which carries impulses to the brain