Show:
Structure
Functions
Types
Failures/Diseases
Cones vs. Rods
100
Where are cone cells located?
In the retina of the eye
100
What is the cone cell responsible for?
Color vision and eye color sensitivity
100
What are the three types of cone cells?
Long, Medium, and Short
100
Cone cells are in your eyes; therefore, changes (damages, enhancement, growth) in cone cells affect what part of your body?
Your eyes
100
True or False: Cones are longer than rods.
False
200
What shape do cone cells have?
A cone
200
Where do cone cells work the best?
In bright light
200
When only one type of cone cell is used to see a color, what do you call that?
The cell's peak color
200
What would happen if you lost all your cone cells?
You would go blind
200
True or False: There are less cones than rods.
True
300
What is at the end of each cone that helps filter light?
Pigment
300
Why are cone cells able to see finer details and rapid changes in imagery?
There response time to stimuli are fast, especially compared to rod cells
300
What is the long cone cell's peak color?
Red
300
What is the most common result of a lack of (or deficiency of) cone cells?
Color Blindness
300
True or False: Cone cells are less sensitive to light than rod cells.
True
400
About how long is a cone cell?
40-50 micrometers
400
Would your cone cells function more if the lights in a room were on or off?
On
400
What is the peak color of medium cone cells?
Green
400
Retinoblastoma is a cancer developed in cone cells. What region of the eye is it found?
The retina
400
In the eye are there 125 million cone cells or rod cells?
Rod cells. There are 6 million cone cells.
500
What are the main parts of a cone cell?
Synaptic terminal, inner/outer segment, interior nucleus, and various mitochondria
500
What is the main effect of cones not working in the dark?
You don't see colors as well.
500
What is the peak color of short cone cells?
Blue
500
Name two symptoms of retinoblastoma.
Answers may include: -crossed eyes -double vision -eyes that do not meet -eye pain -redness in eyes -poor vision
500
Cone cells and rod cells are both what kinds of cells?
Photo receptor cells