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Why do your geckos pupils get bigger then get smaller?
The same as ours do... light constricts (smaller), darkness dilates (larger) the pupil.
In the experiment on the photopupillary reflex what happened to the pupil of the nonilluminated eye?
Pupil Dilates
What is the black hole in the center of the iris?
The black circle in the middle of the iris in your eye is called a pupil. It dilates to adjust with sunlight.
Any drug that dilates the pupil of the eye is called?
Prozac can dilate the pupil of the eye.
What does the ciliospinal reflex do to the pupil of the eye?
The pupil dilates when stimulated by the pinching on the nape of the neck.
Where does the iris go when your pupil dilates?
The surrounding tissue just expands and contracts with pupil ajustment
The muscles that cause mydriasis and miosi?
The dilator muscle which makes the pupil larger and the constrictor muscle which makes the pupil smaller.
Which smooth muscle layer dilates the pupil?
the radial layer
Can you see your Eye Pupil get big and then small then so on?
Yes, you can see your pupil get bigger (dilate) and smaller (contract) in response to changes in lighting conditions. The pupil dilates to allow more light into the eye in dim environments and contracts to restrict the amount of light entering the eye in bright environments.
Does the pupil dilate or constrict when the lid is closed?
it dilates because the pupil wants to maximize the amount of light that enters because it's dark behind the eyelid.
Why does your pupil go smaller when I wall into the sun?
Your pupil gets smaller and larger depending on the amount of light present. in a dark room, your pupil will get big to collect as much light as possible, so that you can see. When you look at the sun or a bright object (which you shouldn't) your pupils get smaller because they have too much light.
What controls the light going into eye?
The pupil controls the amount of light that enters the eye.
