Search results
Results From The WOW.Com Content Network
The eyes are often a focus of abduction claims, which often describe a Grey staring into the eyes of an abductee when conducting mental procedures. [3] This staring is claimed to induce hallucinogenic states or directly provoke different emotions. [23]
The irises of human eyes exhibit a wide spectrum of colours. Eye color is a polygenic phenotypic trait determined by two factors: the pigmentation of the eye 's iris [ 1 ][ 2 ] and the frequency-dependence of the scattering of light by the turbid medium in the stroma of the iris. [ 3 ]: 9. In humans, the pigmentation of the iris varies from ...
The human eye is a sensory organ in the visual system that reacts to visible light allowing eyesight. Other functions include maintaining the circadian rhythm, and keeping balance. Arizona Eye Model. "A" is accommodation in diopters. The eye can be considered as a living optical device. It is approximately spherical in shape, with its outer ...
Heterochromia iridum. Heterochromia is a variation in coloration most often used to describe color differences of the iris, but can also be applied to color variation of hair [1] or skin. Heterochromia is determined by the production, delivery, and concentration of melanin (a pigment). It may be inherited, or caused by genetic mosaicism ...
Whiteness has no enduring "true essence", but instead is a social construct that is dependent on differing societal, geographic, and historical meanings. [9][10] Scholarship on race distinguishes the modern concept from pre-modern descriptions, which focused on skin colour, complexion and other physical traits. [11]
The iris (pl.: irides or irises) is a thin, annular structure in the eye in most mammals and birds, responsible for controlling the diameter and size of the pupil, and thus the amount of light reaching the retina. In optical terms, the pupil is the eye's aperture, while the iris is the diaphragm.
In a letter to the Emperor Theophilus, attributed to John of Damascus in the eighth century, Jesus is described as having a "tall stature, arched eyebrows, beautiful eyes, long nose, wavy hair of pleasant colour, black beard, wheat-coloured face like that of His Mother" and "elongated fingers". [31]
The grey, more diffuse spot in the centre is a shadow artifact. The fundus of the eye is the interior surface of the eye opposite the lens and includes the retina, optic disc, macula, fovea, and posterior pole. [1] The fundus can be examined by ophthalmoscopy [1] and/or fundus photography.