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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 coloured part of your eye called?
The coloured part of your eye is called the iris.
What is the circular opening of the eye which controls the amount of light that enters the eye?
The circular opening of the eye that controls the amount of light entering is called the pupil. It dilates in low light to allow more light to enter and constricts in bright light to reduce the amount of light entering the eye.
What are biological rings of color called?
Biological rings of color are called irises. The iris is the colored part of the eye that surrounds the pupil and controls the amount of light entering the eye. In animals, such as birds and fish, iridescent colors can also be produced by structural features rather than pigments.
What is the coloured bit of the eye called?
The colored part of the eye is called the iris. It controls the size of the pupil, which regulates the amount of light that enters the eye. The color of the iris is determined by the amount and distribution of melanin in the iris pigment cells.
What is the colored ring of muscle that controls the size of the pupil is called?
The Iris.
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.
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 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 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)
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 muscle controls the size of pupil?
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.
What is the ring around your pupil called?
The colored bit is called the iris, and is actually a muscle. it expands and contracts to make the pupil (black bit) either smaller or larger, depending how much light there is. the brighter the outside would is, the smaller the pupil gets.
Dark in color and is the hole in the colored part of the eye?
The dark center of the colored part of the eye is called the pupil. It appears this way because it controls the amount of light that enters the eye by dilating or constricting.
The colored ring of muscles that controls the size of the pupil is called?
iris
What part of the eye that controls the passage of the light into the eye?
Pupil controlled by iris which is in turn is controlled by cilliary muscle
