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Pupilla
| Glossary of Anatomy (Italiano-Inglese) |
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Pupil, английский
- Black, circular “hole” in the iris that regulates the amount of light entering the eye. often compared with the shutter of a camera. the pupil appears black and the contents beyond it dark because the absence of light in the eye, similar to the way a dark room looks when viewed from a lighted one. by using an instrument called an “ophthalmoscope”, eye care practitioners are able to pierce the darkness and examine the inside of the eye. pupillary distance (pd) – the distance from the center of one pupil to the center of the other pupil. used for proper positioning of eyeglass lenses in front of the eye. this measurement can be taken for distance viewing (for pd) or near viewing (near pd).
- The central opening in the iris of the eye, through which light enters the eye. see illustration at eye in supplement
- Black aperture in the center of the eye’s lens, through which light enters the lens to impinge on the retina.
- Dark aperture in the center of the iris, through which light enters the lens to impinge on the retina. q
- Aperture in the center of an eye’s iris, through which light focused by the lens passes.3 q
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Quadrato del mento, итальянский
Tip of nose, английский
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