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  • Pupil - Wikipedia
    In optical terms, the anatomical pupil is the eye's aperture and the iris is the aperture stop The image of the pupil as seen from outside the eye is the entrance pupil, which does not exactly correspond to the location and size of the physical pupil because it is magnified by the cornea
  • Diseases of the Pupil: Causes, Signs Systemic Insights
    Its size and reaction to light provide critical information not only about ocular health but also about neurological and systemic well-being Abnormalities in the pupil—whether in size, shape, symmetry, or reactivity—often indicate underlying disease processes
  • Pupil of the Eye: Definition, Anatomy Function
    Small pupils can happen when you’ve had a stroke or when you’ve used opiates, among other reasons Mydriasis is the name of the opposite condition, having dilated pupils
  • Pupil Function and Disorders That Affect It - Verywell Health
    A pupil is the opening created by the iris, which controls the amount of light that enters the eye Learn about medical conditions affecting the pupils
  • Human eye - Pupil, Iris, Retina | Britannica
    The amount of light entering the eye is restricted by the aperture in the iris, the pupil In a dark room, a person’s pupils are large, perhaps 8 mm (0 3 inch) or more in diameter When the room is lighted, there is an immediate constriction of the pupils, the light reflex
  • PUPIL Definition Meaning - Merriam-Webster
    The meaning of PUPIL is a child or young person in school or in the charge of a tutor or instructor : student
  • PUPIL | English meaning - Cambridge Dictionary
    All pupils are expected to attend school assembly The government has pooh-poohed the idea that primary schools will begin to select pupils The vast majority of pupils attend state-funded schools The artist himself did not paint the backgrounds to his pictures - they were done by his pupils
  • Your Pupils and Eye Disorders, Nerve Problems, Concussion - WebMD
    Pupils are the dark-colored openings at the center of your eyes that let light in Doctors can look at your pupils for clues about your health The size of your pupils and how they react to
  • Pupil - Definition and Detailed Illustration - All About Vision
    Typically, the pupils appear perfectly round, equal in size and black in color The black color is because light that passes through the pupil is absorbed by the retina and is not reflected back (in normal lighting)
  • Understanding Pupils: What They Are and What They Can Tell About Your . . .
    Learn about the dark openings at the center of your eyes called pupils, how they react to light, and what changes in pupil size and shape can indicate about your health





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