Why Do Older Adults Need Higher Levels of Illumination to See

question 79

Multiple Choice

Why do older adults need higher levels of illumination to see clearly?

• A) The number of cones in the retina decreases.
• B) Hardening of the lenses begins at about age 20.
• C) Pupil size decreases with age.
• D) There is a flattening of the retina.

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Definitions:

Carpal Bones

The eight small bones that make up the wrist, connecting the hand to the forearm.

Wrist

The joint connecting the forearm to the hand, consisting of eight small bones.

Ischium Bone

One of the three bones that make up the pelvis, supporting weight while sitting and connecting with the lower limb.

Fractured

Refers to a break, rupture, or crack in a bone, often caused by injury, stress, or disease.