Question

What controls the size of pupil

Answer 1

iris muscles controls the size of the pupil ,dear .....

it depends on the intensity of light...

if more light then then iris muscles constrict and diameter becomes small

if less then iris muscles are pulled back and diameter i increases....


hope thsi helps u dear

Answer 2

1. Two sets of muscles control size of the iris.
Two muscles namely radial and circular muscles.
2.The pupil is simply the hole in the middle of the iris that light passes through
3.The pupil is found inside the eye just before the lense and the cornea