What is the evolutionary purpose of the pupillary light reflex?

Usually, cataracts develop in both eyes, but one may be worse than the other. The lens is located inside the eye behind the pupil and iris, the latter of which ... Measurement of current visual acuity; Evaluation of current glasses prescriptions; Vision related screening tests including pupil testing, eye movements, and ... Jan 10, 2020 ... Photograph showing acute angle-closure glaucoma which is a sudden elevation in intraocular pressure that occurs when the iris blocks the eye's ... About 30 minutes after the drops are administered, the doctor will use a light to observe the back of the eye through the pupil. ... informational purposes. Apr 6, 2022 ... An iris, the colored ring surrounding the pupil of the eye, is made up of intricate layers visible to the naked eye. These layers create ... Large or Small Pupil ... As you use Palm Valley Eye Care & Surgeons, you will be given the option of receiving recurring informational/promotional newsletters via ... The information contained in the video content below has been made available for informational and educational purposes only. ... Pupil. View Video. How the ... ... pupil into the anterior chamber, and exits via the eye's drainage angle. This angle is at the junction of the iris, the eye's colored part, and the cornea. Nov 5, 2024 ... Informational Videos · Pediatric Uveitis · Education & Research ... eye movement, and pupil size) can cause dilation of the pupil. Along ... Dec 5, 2024 ... The size of the pupil can also affect how the color of the eye appears. ... For more information on eye health and the science of vision ...