When Brett walks out of the theater into the glare of the sun, his _______________ get smaller to let less light in.
A) pupils
B) lenses
C) corneas
D) retinas

Question

Quizplus · Accepted Answer

When exposed to bright light, the circular opening in the center of the iris, called the pupil, contracts or gets smaller in order to let less light into the eye. This is a reflex action controlled by the muscles in the iris.

When Brett Walks Out of the Theater into the Glare