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the pupil gets larger in darkness, as it is trying to let in as much light as possible. when you turn the light on again, it will constrict, because there is more than enough light. it is protecting your eyesight

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12y ago

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What happened to your pupil in dim light?

They get bigger.


A) Size of pupil becomes __________________when you see in dim light?

size of pupil becomes larger when you see in dim light


Why do the pupil contracts and expands?

In dim light, your pupil expands. In bright light, your pupil contracts. Your pupil contracts in bright light because not as much light is needed to see. Same thing with dim light, your pupil expands in dim light because there is more light needed to see. Because there is not as much light in a closet than in an open field your pupil contracts and expands to let in more light or let in less light, depending on were you are at and how dark it is.


What part of the eye is sensitive to dim light?

the pupil


What part of eye makes the pupil smaller in bright light and larger in dim light?

The iris is the part of the eye that controls the size of the pupil. In bright light, the iris constricts the pupil to reduce the amount of light entering the eye, while in dim light, the iris dilates the pupil to allow more light to enter and improve vision in low-light conditions.


What is the state of the pupil before light was shone into it?

usually the state of the pupil is determined by the


What is the opening at the front of the eye through which light passes?

The opening at the front of the eye through which light passes is called the pupil. The pupil changes size to regulate the amount of light entering the eye by contracting in bright light and dilating in dim light.


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.


What does the pupil in the human eye do?

The pupil controls the amount of light entering the eye by adjusting its size. In bright light, the pupil constricts to allow less light in, and in dim light, it dilates to allow more light in. This helps to regulate the amount of light reaching the retina for optimal vision.


What part of the eye controls the amount of light passing into the eye?

The iris controls the amount of light passing into the eye by adjusting the size of the pupil. In bright light, the iris contracts to make the pupil smaller, and in dim light, it dilates to make the pupil larger.


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


How does eye control light?

The eye controls the amount of light entering by adjusting the size of the pupil. In bright light, the pupil contracts to let in less light, while in dim light, the pupil dilates to allow more light to enter. The iris, which contains the pupil, is the muscle responsible for regulating the size of the pupil.