Encyclopedia: Pupil
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The pupil (Latin pupilla "little doll" > pupa "doll") is the variable-sized, black circular or slit shaped opening in the center of the iris that regulates the amount of light that enters the eye. It ...
en.wikipedia.org/wiki/Pupil
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In an optical system, the entrance pupil is a virtual aperture that defines the area at the entrance of the system that can accept light. Rays that pass through the pupil are able to enter the optical system and pass through it to the exit (neglecting vignetting).
en.wikipedia.org/wiki/Entrance_pupil en.wikipedia.org/wiki/Entrance_pupil
List of 20 disease causes of Pupil dilation, patient stories, diagnostic guides, full text online books about Pupil dilation. Diagnostic checklist, medical tests, doctor questions, Pupil dilation: Pupils appearing larger than normal. See free access online books about Pupil dilation below.
www.wrongdiagnosis.com/sym/pupil_dilation.htm www.wrongdiagnosis.com/sym/pupil_dilation.htm
The pupil is the opening in the center of the iris. The size of the pupil determines the amount of light that enters the eye. The pupil size is controlled by the dilator and sphincter muscles of the iris. Doctors often evaluate the reaction of pupils to light to determine a person's neurological function.
www.stlukeseye.com/Anatomy/Pupil.asp www.stlukeseye.com/Anatomy/Pupil.asp
List of 66 disease causes of Pupil symptoms, patient stories, diagnostic guides, full text online books about Pupil symptoms. Diagnostic checklist, medical tests, doctor questions, Pupil symptoms: Symptoms affecting the pupil of the eye. See free access online books about Pupil symptoms below.
www.wrongdiagnosis.com/sym/pupil_symptoms.htm www.wrongdiagnosis.com/sym/pupil_symptoms.htm
Definition of pupil at Dictionary.com with free audio pronunciation. pupil synonyms and translations. Crossword and puzzle games. pupil dilation...
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It's all in a day's work for the incredible, shrinking, growing pupil.
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Welcome to the Pupil Achievement Tracker (PAT) - helping schools to improve The Pupil Achievement Tracker (PAT) is no longer being updated with school data. If you would like to view current school data please use the RAISEonline website.
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eye-closure pupil reaction medical information a constriction of both pupils when an effort is made to close eyelids forcibly held apart; a variant of the pupil response to near vision.
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