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How are the pupil and iris related to each other?
The iris is a muscle that adjusts to allow more or less light into the pupil.
Which part of the eye is adjustable in accordance with the light conditions?
The iris is the part of the eye that adjusts in response to light conditions. It controls the size of the pupil, which determines how much light enters the eye. In bright light, the iris contracts to make the pupil smaller, and in dim light, it dilates to make the pupil larger.
What adjusts the size of the pupil?
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What is the opening in the iris which light passes?
The opening in the iris through which light passes is called the pupil. The pupil adjusts in size to regulate the amount of light entering the eye to ensure proper vision under different lighting conditions.
What is the part of the eye that adjusts to let light enter called?
lens, the concave disk held by the ciliary muscles, found behind the opening of the pupil, can't miss it!
What is the black thing in the called?
The black thing in the center of the eye is called the pupil. It is an opening that allows light to enter the eye and reach the retina, which is responsible for processing visual information. The pupil adjusts in size to regulate the amount of light entering the eye.
Where does the iris go when your pupil dilates?
When your pupil dilates, the iris expands outward and becomes thinner, allowing more light to enter the eye. The iris doesn't physically move or change position when the pupil dilates; it simply adjusts its shape to regulate the amount of light entering the eye.
What causes a pupil to open and shut?
The pupil size is controlled by the iris muscles. In bright light, the iris constricts the pupil to reduce the amount of light entering the eye. In dim light, the iris dilates the pupil to allow more light to enter. Emotional responses or changes in focus can also affect pupil size.
Which part of the eyes control size of the pupil?
The iris, specifically the muscles within it, control the size of the pupil. Contraction and relaxation of these muscles regulate the amount of light entering the eye by adjusting the diameter of the pupil.
How does the iris adjust to the amount of light that enter he?
In the centre of the iris, is the pupil, which enlarges in poor or dim light. This is because your retina, which processes what you are seeing and turns it into images, requires light to do this. In bright light the pupil gets smaller, so it does not let excess light in. But in dim light, your pupil grows, to let more light in, to help the retina see images
Is the pupil a physical structure of the eye?
Yes, the pupil is a physical structure of the eye. It is the black circular opening in the center of the iris that regulates the amount of light entering the eye. The size of the pupil adjusts in response to lighting conditions to help maintain optimal vision.
What is the colored part of the eye color called?
The color of your eye is called the color of your eye.DUMMY!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
