it gets bigger
They die.
If the pupil of the eye did not work, than your eye could not regulate light entering it.
Nothing. AFTER the light is detected and calibrated, the pupil may change size.
Please, note that you can not touch the pupil. It is well inside the eye, after the anterior chamber. What you think pupil is actually 'Cornea'. It is transperant. It is very sensitive as it is has rich supply of sensory nerve fibres.
the pupil become not in his self
if you touch a snake nothing happens
The muscles of the eye relax, causing the pupil to fully expand.
When the eye is stimulated by bright light, the circular muscle of the iris contracts, decreasing the size of the pupil.
When a light is not shined into an eye the pupil contracts gets bigger because the eye needs all the light being presented to it. If the light is not taken away the pupil does not dilate. PS like the eye gets smaller in the light.
Pupil's The pupil's mother came to school.
Touch