what is pupilit's functions
Answers
Answer:
Pupil Function
Together, the iris and pupil control how much light enters the eye. ... This dynamic process of muscle action within the iris controls how much light enters the eye through the pupil. In low-light conditions, the pupil dilates so more light can reach the retina to improve night vision
The iris contracts and dilates involuntarily and changes the size of the pupil. The whole job of the iris and pupil is to control the amount of light that gets into the eye. It's called a pupillary reflex, and you have probably noticed that a person's pupils are smaller in bright light and bigger in low light.
Explanation:
It self adjustes its size. It protects interior of the eye from excessive brightness and also improve its image forming ability.