Our visual acuity is greatest when
A)an image is focused on the rods outside the foveA.
B)an image is focused on the cones outside the fovea.
C)an image is focused on the rods of the fovea.
D)an image is focused on the cones of the fovea.
E)an image is focused on the rods and cones in any area of the retina as long as there is ample light.

Question

Quizplus · Accepted Answer

Cones are responsible for our color vision and detail acuity, and the fovea is a small central pit in the retina where only cones are present. Therefore, our visual acuity is greatest when an image is focused on the cones of the fovea.

Our Visual Acuity Is Greatest When