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The pictures ranged from the mundane to sexually explicit photos of men and women. It had previously been determined that the pupils would dilate in relation to the amount of interest in the picture, in a technique termed "the pupillary response test". [5] People were first led to believe that the machine's purpose was to rate stress.
English Wikipedia's image guidelines for living people stipulate that we can only use freely-licensed images of living people in articles, and our image use policy says that we can only use copyrighted images if no free alternative exists. This often means that editors themselves must take photographs of notable subjects, or that historical ...
The title of The Pupils is originally in English and intentionally ambiguous, as it refers both to students and the pupils of the eyes. [1] Aidan Dunne of The Irish Times says the young men first looked like "trainee optometrists", [4] and The Guardian ' s Adrian Searle says he thought they were being trained in dentistry or cosmetic surgery before he spotted the thin lines, which he describes ...
Humans, other primates, and dogs have round (spherical) pupils, which are useful for general all-round vision. Cats, snakes, crocodiles, and alligators have vertical slits which are useful for ...
Nothing makes us laugh quite as much as seeing the absurdities of human life illustrated in relatable comics. They offer peace of mind and ease the burden of striving for perfection, reminding us ...
In humans, the pupil is circular, but its shape varies between species; some cats, reptiles, and foxes have vertical slit pupils, goats and sheep have horizontally oriented pupils, and some catfish have annular types. [3] In optical terms, the anatomical pupil is the eye's aperture and the iris is the aperture stop.
Image credits: FoxGroundbreaking357 Beyond their cute faces and fuzzy fur, cat anatomy is a marvel of evolution—designed for precision, stealth, and survival. Whether it’s their ability to ...
The pupil of the human eye can range in size from 2 mm to over 8 mm to adapt to the environment. The human eye can detect a luminance from 10 −6 cd/m 2, or one millionth (0.000001) of a candela per square meter to 10 8 cd/m 2 or one hundred million (100,000,000) candelas per square meter.