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Há 5 dias · The pupillary light reflex is a reflex that controls the diameter of the pupil when exposed to varying intensities of light. This allows the eyes to adjust to bright or dim lights.
Há 5 dias · 380 Views. Revised on: 2024-06-02. The eyes are located in the orbit formed by the seven skull bones (frontal, lacrimal, ethmoid, zygomatic, maxilla, sphenoid and palatine.) They are two in number. (binocular vision) The bony ridge superior to the orbit called the supraorbital ridge, protect the eyes from blows and serves as a location of the ...
Há 5 dias · the anterior segment of the eye is bounded by the cornea anteriorly and the lens posteriorly; the anterior segment is further divided into two chambers that communicate via the pupil the anterior chamber, which lies between the cornea and the iris; the point at which they meet containing the drainage apparatus of the anterior segment ...
- David Mcardle
Há 4 dias · In order to see, light must pass through the pupil, which is the small black dot in the center of our eyes. It is then translated into electrical signals by the retina, which is a sheet of cells located in the back of the eye.
- Laura Kiesel
Há 22 horas · The iris is the area of the eye that contains the pigment which gives the eye its color. This area surrounds the pupil, and uses the dilator pupillae muscles to widen or close the pupil. This allows the eye to take in more or less light depending on how bright it is around you.
Há 1 dia · The pupils should be round and equal in size. Any abnormality in shape is important. A cloudy lens suggests a cataract. Unilateral pupillary dilation and an elevated upper lid suggest cervical sympathetic dysfunction. Visual improvement with head bowing suggests retinitis pigmentosa.
Há 5 dias · Pupil expansion techniques play a critical role in enhancing surgical precision by providing a wider and more stable surgical field. A well-expanded pupil allows for better visualization of the lens and reduces the risk of complications such as iris trauma or damage to other intraocular structures.
