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Retina, Blind Spot, and Visual Completion
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AP Psychology
AP.108 Retina, Blind Spot, and Visual Completion
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A researcher presents a target near the expected blind-spot location but does not monitor fixation. Participants sometimes miss it. Which alternative explanation remains especially plausible?
A
The retina stopped containing photoreceptors in every location.
B
The pupil permanently removed the target from the display.
C
The target physically entered the optic nerve.
D
Small eye movements changed the target's retinal position or caused inconsistent viewing.
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