Homework Vision 1. What is the function of each of the following anatomical features of the eye: Cornea - Iris - Pupil - Aqueous humor - Lens - Vitreous humor - Sclera - Choroid - Retina - Fovea centralis - Optic nerve - Blind spot - 2. Draw the pathway that light takes through the eye to reach the photoreceptors. Label each of the anatomical structures we have discussed so far. 3. What are the different functions, locations, and light intensity adaptations for rods and cones in the eye? 4. Why does your near point vision change as you age? 5. What is the difference between and the consequences of cataracts, glaucoma, and retinal detachment? .