Word: retina
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...preference for modules over mixtures pervades the culture, and always has. Japanese color tends not to be harmonic or atmospheric: it is distinct, a sequence of clear notes struck on the retina. To a greater degree than in Western art, each color comes equipped with its own symbolic associations, which remain more or less constant through its use in architecture, print, neon, fabric design, packaging, food or painting. Red, for instance, pertains to magic and sorcery, vitality, fire and the conquest of evil spirits. Japanese color is grounded in nature: every indigo or cobalt dye runs, as it were, back...
Ultraviolet radiation has less obvious but even more pernicious effects. By altering proteins in the lens of the eye, it causes a gradual deposit of yellowish pigment. As with the tan, this pigmentation is beneficial up to a point; it helps shield the delicate retina from UV damage. But the dense accumulation of pigment after years of sunning is the main cause of cataracts...
Leonard tore the retina of his right eye sometime after defeating Thomas Hearns in September 1981. He retired with only one loss and 32 professional victories, in addition to a gold medal from the 1976 Olympic Games...
...proved himself a gladiator beyond any discussion: a media child and corporate man (his purses had come to $35 million) but a fighter first. Hearns was finished in the 14th round, though Leonard was battered bubble-eyed. Eight months later, with only one small fight in the interim, the retina of that left eye detached. For six months Leonard brooded. Then last week he called assembly in Baltimore, where he had started. He had an announcement...
...lines radiating outward from the pupil, like spokes of a wheel. Finally, careful incisions are made along each line, altering the shape of the cornea and changing the spot at which light is focused inside the eye. In nearsightedness, light is focused in front of the retina instead of on it. An R/K corrects this condition by flattening the cornea so it bends light in such a way that images are more properly focused on or near the retina...