A disease that attacks the photoreceptors of the retinal ...

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A disease that attacks the photoreceptors of the retinal periphery would be expected to
 
  A) impair night vision.
  B) disrupt color vision.
  C) impair eye movements.
  D) impair vision for fine detail.
  E) diminish our ability to perceive depth.

Question 2

Rods are to cones as
 
  A) color vision is to night vision.
  B) acuity in the dark is to acuity in the day.
  C) excellent acuity is to poor acuity.
  D) fovea is to periphery.
  E) brightness is to purity.

[DHRUVSHAH]

Answer to Question 1

Answer: A
Rationale: A disease that attacks the photoreceptors of the retinal periphery would be expected to impair night vision.

Answer to Question 2

Answer: B
Rationale: Rods are to cones as acuity in the dark is to acuity in the day.