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Q: The colored ring of muscles that controls the size of the pupil is called?
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The colored part of the eye that contains muscles to contract or expand the pupil is the?

The colored part of the human eye that controls how much light that passes through the pupil is called the iris.


What is the colored ring of muscle that controls the size of the pupil is called?

The Iris.


What is the name of the eye that controls how much light passes through the pupil is called the?

the colored part of human eye that controls how much light passes through the pupil is called the?


What structure is the visible colored part of the eye that controls pupil dilation?

The visible, colored part of the eye that controls pupil dilation is the iris.


The colored part of the human eye that controls how much light passes through pupil is called?

the colored part of the human eye the controls how much light passes through the pupil is calles the


Colored part of the eye that contracts or relaxes in response to light?

The Iris contains the muscles that control Pupil size.


Colored part of human eye that controls how much light passes through pupil is?

It is the iris.


What is the name of the colored part of the human eye that controls the amount of light that passes through the pupil?

That part is called as iris. That makes your eyes so beautiful.


What controls the amount of light that enters the eyes?

The pupil contracts or expands (dilates) to regulate the entry of light to the retina in the eye.The iris or colored part of the eye is what controls the diameter of the pupil by covering or uncovering it.


Which structure controls how much light enters the eye?

Behind the cornea and in front of the lens is the iris, the circular pigmented band around the pupil. The iris works much like the diaphragm in a camera, widening or narrowing the pupil to adjust to different light conditions.It is made of sphincter and dilator muscles of the pupil.


What is the colored portion of the eye surrounding the pupil?

It is called the iris


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.