Hanna Renvall|Riitta Hari
Auditory Cortical Responses to Speech-Like Stimuli in Dyslexic Adults
auditory cortical processing speechlike sounds studied 9 dyslexic 11 normalreading adults noisesquarewave sequences mimicking transitions fricative consonant vowel presented binaurally every 11 sec cortical responses recorded wholescalp neuromagnetometer auditory cortices hemispheres less reactive acoustical changes dyslexics controls evident weaker responses noisesquarewave transitions results demonstrate dyslexic adults deficient processing acoustic changes presented rapid succession within tens hundreds milliseconds observed differences could related insufficient triggering automatic auditory attention resulting instance general deficiency magnocellular system