CNN Vital Signs with Dr. Sanjay Gupta September 12, 2015 18:43:00
Not speech. whether through signing or speaking, the brain simply wanted the patterns of language. but for more than 100 years, it was universally accepted that a certain part of the brain, the superior temporal gyrus was to process sound. >> we gave profoundly deaf people, while they were inside a brain scanner, phonetic units be you in signs. these were bits and pieces of signs that had no meaning. they're like the i said to you ba-ta. ga-ta. just springs of phonetic units. there what we found is that profoundly deaf people exposed to sign language were having extraordinary activity in just ...
Source: archive.org