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When there is insufficient lights. Pupil will dilates so as to see better in dim light.

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Q: What reason will your pupils dilate at night?
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Related questions

Can steroids cause the pupils to dilate?

Can steroids cause pupils to dilate


Is it true that if you say something someone likes to hear their pupils will dilate?

YES pupils will dilate when that person is interested in you


Do dilated pupils reveal emotions?

Pupils can dilate for several different reasons. They dilate mainly when exposed to less light, because the dilation helps the person to see better in dim light. They can dilate because of a medicine or an illegal drug. They can dilate because of emotion, but that is not always the reason. See the Related Link below.


When your pupils dilate are you lying?

Not necessarily. Eyes dilate for many reasons.


Does pcp dilate your pupils?

Yes


Do your eyes have to be dilated to have a concussion?

No. If the concussion is moderate then the pupils probably won't dilate. pupils usually dilate due to swelling in the brain.


What is a sentence with dilate?

The drops the ophthalmologist put in my eyes made my pupils dilate.


Does weed dilate pupils?

no but i makes your pupils small and gives you bloodshot eyes


Why do narcotics make pupils constrict?

They don't, narcotics make your pupils dilate.


When your pupiles dilate do they get bigger or smaller?

Dilated pupils are bigger, and constrictred pupils are smaller.


Shining a flashlight into your eye would cause your pupils to become?

Your pupils would dilate


What is it called when a person's pupils no longer dilate from the light?

Pupils don't dilate from light, the constrict. They dilate in the dark, to take in more light, and constrict in the light so your eyes don't get damaged. Hallucinogenics, stimulants and alcohol and make your pupils dilate and opiates and diazepam can make them constrict. Im not sure what that's called though..