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The light, if you go in the dark the expand and the more light you get the more they retract.

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9y ago

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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 adjusts the size of the pupil?

7845


Is it possible to break your pupil?

Eye trauma can damage the muscle that controls pupil size.


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

size of pupil becomes larger when you see in dim light


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.


Is it possible for your pupil to grow bigger than your iris?

No. The pupil can only open to the size of the iris.


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.


Does Pupil size increases with age?

YES


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.


Pupil reaction to light in glascow coma scale count pupil size before or after light stimulation?

In the Glasgow Coma Scale, pupil size is typically observed before applying light stimulation. This is done to assess the initial baseline size of the pupil before assessing how it reacts to light, which is an important indicator of neurological function.


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.


What happens to the lensecornea and pupil when lights hits it?

Nothing. AFTER the light is detected and calibrated, the pupil may change size.