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The pupil is allways black. The iris is the colored part.

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Q: What causes difference in the coloration of your eye pupil?
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Related questions

What causes the pupil of the eye to get very small?

dilating


Where is pupil in your eye?

The pupil is the black center part of the eye.


Where is the pupil in your eye?

The pupil is the opening in the center of the iris (the colored part of the eye) that allows light to enter the eye. By dilating or constricting, the pupil controls the amount of light reaching the retina at the back of the eye.


How many pupil are in an eye?

There is one pupil in each eye. The pupil is the opening in the center of the iris that allows light to enter the eye. Its size can change depending on the lighting conditions to regulate the amount of light entering the eye.


What is an analogy for the part of the eye pupil?

Pupil is to eye as nostril is to nose


The opening through which light enters the eye?

The pupil allows light to enter the eye.


Any drug that dilates the pupil of the eye is called?

Prozac can dilate the pupil of the eye.


What is the centere of the eye called?

It is actually called "The Eye"!


The opening in the center of the iris?

The small opening of the iris in the eye is the pupil.


Does the iris controls the size of the pupil?

The iris is like a contractile structure of smooth muscles which surround the pupil. The sphincter pupillae, one of the smooth muscles categories of the eye, causes constriction of the pupil. The dillator pupillae, the other category of smooth muscles of the eys, causes the pupil to dilate.


One eye of my dog is round and normal and the other is cloudy around the pupil and it is not round What causes one pupil to become distorted and not round?

I'm guessing (an educated guess) that the cloudy eye is blind.Usually, when an eye becomes blind, it gets clouded over. I don't know why.


What is dark hole in the centre of your eye is called?

The centre of the eye is called a pupil (the black spot). The coloured part of your eye is called the iris. You can get green, blue, sea green, blue-green, brown, hazel, dark brown and purple irises. Purple is most rare.