How does diabetes affect the blood in the eyes?

Vision and Eye Physiology Concepts

Interactive Video
•
Biology, Science, Other
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
It makes the blood thinner.
It increases the blood pressure.
It thickens the blood.
It reduces blood flow.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of the retinal circulatory system?
To bring oxygen and nourishment to support neurons.
To block light from reaching the retina.
To enhance color perception.
To create shadows on the retina.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary reason the eye is considered to be 'wired backwards'?
Light passes through several layers before reaching the receptors.
The optic nerve is located in front of the retina.
The blood supply is insufficient.
The brain cannot process the images correctly.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which cells are responsible for connecting to the optic nerve?
Bipolar cells
Horizontal cells
Ganglion cells
Rods and cones
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to photo receptors when light hits them?
They increase the release of glutamate.
They decrease the release of glutamate.
They stop functioning.
They become more sensitive.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the pigment epithelium affect vision in albinos?
It enhances their night vision.
It causes light to bounce back, creating a fuzzier image.
It improves color perception.
It has no effect on their vision.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the pigment epithelium in normal eyes?
To reflect light back to the retina.
To nourish the rods and cones and prevent light from bouncing back.
To enhance color vision.
To increase the sensitivity of the retina.
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