Heschl's gyrus

English

Etymology

Named after Austrian anatomist Richard L. Heschl (1824–1881).

Noun

Heschl's gyrus (plural Heschl's gyri)

  1. (neuroanatomy) A convolution of the cortex found in the lateral sulcus on the temporal lobe, and which is the first cortical structure to process incoming auditory information.
    • 2010, David R. Moore, Paul Albert Fuchs, Adrian Rees, The Oxford Handbook of Auditory Science: The Auditory Brain, →ISBN:
      The study by Penagos et al. (2004) concluded that only lateral Heschl's gyrus was sensitive to changes in pitch salience, supporting the notion that a pitch center exists in this region of auditory cortex.
    • 2019, Albert Costa, translated by John W. Schwieter, The Bilingual Brain, Penguin, published 2021, page 93:
      In a study conducted with Spanish-Catalan bilinguals […] it was observed that the volume of the left Heschl's gyrus was greater than in monolingual speakers, both for grey and white matter.

Synonyms
  • transverse temporal gyrus
  • Heschl's convolution
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