1. What is the cornea in eye anatomy?
2. Which structure in the eye is primarily responsible for refracting incoming light onto the retina?
3. According to the content, approximately how many cone photoreceptors are present in the human retina?
Eye anatomy components?
Cornea, iris, pupil, lens, retina, optic nerve.
Cornea — function?
Refracts incoming light to focus on retina.
Photoreceptors types?
Rods for low light, cones for color.
Iris — role?
Controls pupil size, regulates light entry.
Visual pathway steps?
Retina, optic nerve, chiasm, cortex.
Pupil — function?
Adjusts size to regulate retinal light exposure.
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