What muscle controls the size of pupil?

Jenniphervanhorn ∙

Lvl 1

∙ 8y ago

Updated: 10/1/2021

IrisThe circular muscles of the iris expand and contract the pupil. The size of the pupil determines how much light will enter the eye, so the iris effectively controls the amount of light that is passed to the retina. The iris is also responsible for eye color (blue, brown, green, hazel).

See the related link below for more information on the iris.

Meredith Walsh ∙

Lvl 10

∙ 3y ago

What else can I help you with?

What contains muscle that controls the size of the pupil?

iris

Is it possible to break your pupil?

Eye trauma can damage the muscle that controls pupil size.

What controls the size of the pupil in the human eye?

The size of the pupil in the human eye is controlled by the iris, which is a ring of muscle that can expand or contract to adjust the size of the pupil.

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

The Iris.

Th color ring of muscle that controls the size of the pupil is called?

The color ring of muscle that controls the size of the pupil is called the iris. It can expand or contract to regulate the amount of light entering the eye.

Smooth muscle that controls light intensity?

The smooth muscle in the iris of the eye controls the size of the pupil, which regulates the amount of light entering the eye. When this muscle contracts, the pupil constricts, reducing the amount of light that enters the eye, and when it relaxes, the pupil dilates to allow more light in.

What is the name of the muscle in your eye that changes the size of your pupil?

it squishes it until it becomes so small that the naked eye can't see it. (he he he) (naked)

Where is the iris located?

The iris is the layer that surrounds the pupil and controls the size and diameter of the pupil. It also controls the amount of light that reaches the pupil.

The colored ring of muscles that controls the size of the pupil is called?

iris

What muscle controls the size of the bronchioles in the lungs?

SmooTh muscle

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 iris regulates the size of the pupil in response to light conditions and helps to control the amount of light that enters the eye.

What is the function of the iris in the human eye?

The iris controls the size of the pupil. Which in turn, controls the amount of light entering the eye.

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