Which part of the eye is responsible for refracting light and helping to focus it?

Human Eye Anatomy and Functions

Interactive Video
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Biology, Science, Other
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9th - 12th Grade
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Hard

Patricia Brown
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Iris
Cornea
Retina
Optic Nerve
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of the fovea in the human eye?
Providing sharp central vision
Protecting the eye from debris
Detecting dim light
Transmitting visual information
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What condition involves involuntary eye movements and is caused by damage to the brain stem or inner ear?
Retinal Detachment
Glaucoma
Conjunctivitis
Nystagmus
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of photoreceptor is more sensitive to light and is crucial for vision in dim conditions?
Optic Nerve
Fovea
Rods
Cones
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
According to the trichromatic theory, which colors are the three types of cone cells sensitive to?
Green, Yellow, Blue
Yellow, Blue, Red
Red, Green, Blue
Red, Yellow, Green
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the lacrimal gland in the visual system?
Focusing light
Detecting color
Producing tears
Transmitting nerve impulses
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where is visual information primarily processed in the brain?
Frontal lobe
Parietal lobe
Occipital lobe
Temporal lobe
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