Discrimination of brief speech sounds is impaired in rats with auditory cortex lesions.

  title={Discrimination of brief speech sounds is impaired in rats with auditory cortex lesions.},
  author={Benjamin Aaron Porter and Tara R. Rosenthal and Kamalini G. Ranasinghe and Michael P. Kilgard},
  journal={Behavioural brain research},
  volume={219 1},
Auditory cortex (AC) lesions impair complex sound discrimination. However, a recent study demonstrated spared performance on an acoustic startle response test of speech discrimination following AC lesions (Floody et al., 2010). The current study reports the effects of AC lesions on two operant speech discrimination tasks. AC lesions caused a modest and quickly recovered impairment in the ability of rats to discriminate consonant-vowel-consonant speech sounds. This result seems to suggest that… CONTINUE READING
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