Pingie: HTTP:: Blind People Can Still 039 See 039 Facial Expressions

HTTP:: Blind People Can Still 039 See 039 Facial Expressions
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An international team of scientists has recently made a groundbreaking discovery, when experts have discovered that people who were partially blind, due to injury to half of their brains, were able to “see” facial expressions and body language in pictures of other individuals. All of the images were shown on their blind side, where they had no remaining vision, the scientists report, quoted by Nature News. The test participants were also able to respond to the expressions or behavior, albeit unconsciously. The investigators noticed that, when shown a picture of a smiling person, the test subjects involuntarily twitched a facial muscle usually associated with smiling. Conversely, when they “saw” an image of someone who looked fearful, they activated a muscle regularly used in frowning. The two people on whom the new research was conducted are from the United Kingdom, and they suffer from a condition known as partial cortical blindness, in which one side of their vis!
ual cortex is damaged. This means that their eyes are intact, but that they can no longer process images in their brain. For instance, the researchers explain, if their left side of the brain is affected, then they cannot see with the right eye, and vice-versa. The experts believe the results of the study again ...
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http://news.softpedia.com/news/Blind-People-Can-Still-039-See-039-Facial-Expressions-122855.shtml
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