Question

Ruth is 78 years of age, and recently reported to her ophthalmologist that she has developedsome changes in the way she sees colors. Which of the following age-related changes to the eyemight best explain her experience?
a. The corneas in her eyes are changing in their thickness.
b. The lenses in her eyes are beginning to yellow.
c. The irises in her eyes are losing their elasticity.
d. The retinas of her eyes are losing photoreceptors.

Answer 1

Answer:

b

Explanation:

The age-related changes that best explain her experience is the lenses in her eye are beginning to yellow. This, yellow lens, leads  to absorption and scattering of blue. This absorption and scattering of blue light makes difficult to easily tell the difference between shades of blue, green and violet.