Typically, the pupil contracts and dilates depending on the amount of light entering the eye. Neurologists shine light into the eyes of trauma and stroke patients to gauge their light reflex 1 ...

Introduction Changes to the pupillary light reflex (PLR) have been demonstrated in traumatic brain injury and in adolescents with a history of concussion. Assessment of changes to the PLR following ...

It is the muscular curtain that sits near the front between the cornea and the lens. The iris determines the size of the ...

The amount of light entering the eye is controlled by a reflex action. The size of the pupil changes in response to bright or dim light. This is controlled by the muscles of the iris.

They also tend to have pupils that open ... two different kinds of light receptor cells—rods and cones. (Both are named after their relative shapes.) Cones work in bright light and register ...

Dilation and constriction of the pupils reflect not only changes in light intensity but also ongoing mental activity. The response is a measure of interest, emotion, thought processes and attitudes ...

The pupil size changes depending on the amount of light in the surroundings. Light levels can be measured using a light meter. Units of light are measured in lux. The higher the lux reading ...

eNCA's Moloko Moloto is following developments.

Nov. 7, 2024 — Researchers have developed an innovative technique to search for black hole light echoes. Their novel method, which will make it easier for the mass and the spin of black holes to ...

White working class pupils have been failed by decades of neglect in England's education system, a report by MPs says. The Education Select Committee accused the government of a lack of targeted ...

red-tinted light that gradually grows into a bright white light. This approach feels more natural and may be more effective at helping you feel less groggy when you wake up. The HF3520 has a good ...