Identify and briefly describe the function of the labeled structures in the human eye pictured here. 
A:________B:________C:________D:________E:________F:________G:________H:________I:________J:________
What will be an ideal response?
A: Sclera: protects and supports the eyeball
B: Choroids: absorbs stray light
C: Retina: contains sensory receptors for light
D: Retinal blood vessels: brings blood to and from the eye, providing oxygen and nutrients and removal of waste
E: Optic Nerve: transmits visual information from the retina to the brain
F: Fovea centralis: area of the retina where cone cells are densely packed; makes acute vision possible
G: Posterior compartment filled with vitreous humor: supports eyeball and transmits light
H: Retina: contains sensory receptors for light
I: Choroid: absorbs stray light
J: Sclera: protects and supports eyeball
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Fill in the blank(s) with correct word
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