What do they do? • Responsible for our vision • Perception of light and dark • Adapt to night vision
How do they work? • Retina; light-sensing structure • Chemical called rhodopsin creates electrical impulses
Where are they located? • Retina of the eye • Contains two types of cells
What structures make them unique? • Rod cells are narrower than cone cells • High area for visual pigment • Synaptic terminal, inner segment, and outer segment.
What diseases are they associated with? • Retinitis Pigmentosa is a group named for eye diseases • Some forms lead to night-blindness
The End By: Zach Jones