Which of the following changes occur when you walk out of bright sunshine into a poorly lit room?
A. the pupil becomes larger
B. the lens becomes thicker
C. the ciliary muscle relaxes
D. the pupil becomes smaller
Answer:A
Which of the following changes occur when you walk out of bright sunshine into a poorly lit room?
A. the pupil becomes larger B. the lens becomes thicker C. the ciliary muscle relaxes D. the pupil becomes smaller