How do we focus on objects at different distances?
A)We shift between relying on cones and relying on rods.
B)The pupil dilates or contracts.
C)The lens changes its thickness.
D)The iris becomes darker or lighter.

Question

How do we focus on objects at different distances?​
A)We shift between relying on cones and relying on rods.
B)​The pupil dilates or contracts.
C)​The lens changes its thickness.
D)​The iris becomes darker or lighter.

Quizplus · Accepted Answer

The lens of the eye changes its thickness through a process called accommodation, allowing us to focus on objects at different distances. This process involves the ciliary muscle contracting or relaxing, which changes the shape and thickness of the lens.

How Do We Focus on Objects at Different Distances?​

How Do We Focus on Objects at Different Distances?