Which of the following statements about photoreceptors is correct?
A)
Both cones and rods are depolarized and in their active states in darkness.
B)
Rods are found throughout the retina in varying concentrations but cones are found only in the fovea.
C)
During dark adaptation, the rods begin to adapt quicker than cones resulting in an immediate improvement in sensitivity.
D)
A total loss of rods result in a decrease in visual acuity during both light and dark conditions.
Answer: A