Noise-induced enhancement of envelope following responses in normal-hearing adults.
Journal
The Journal of the Acoustical Society of America
ISSN: 1520-8524
Titre abrégé: J Acoust Soc Am
Pays: United States
ID NLM: 7503051
Informations de publication
Date de publication:
02 2020
02 2020
Historique:
entrez:
2
3
2020
pubmed:
3
3
2020
medline:
22
6
2021
Statut:
ppublish
Résumé
Measures of signal-in-noise neural encoding may improve understanding of the hearing-in-noise difficulties experienced by many individuals in everyday life. Usually noise results in weaker envelope following responses (EFRs); however, some studies demonstrate EFR enhancements. This experiment tested whether noise-induced enhancements in EFRs are demonstrated with simple 500- and 1000-Hz pure tones amplitude modulated at 110 Hz. Most of the 12 young normal-hearing participants demonstrated enhanced encoding of the 110-Hz fundamental in a noise background compared to quiet; in contrast, responses at the harmonics were decreased in noise relative to quiet conditions. Possible mechanisms of such an enhancement are discussed.
Identifiants
pubmed: 32113282
doi: 10.1121/10.0000627
pmc: PMC7030976
doi:
Types de publication
Journal Article
Research Support, N.I.H., Extramural
Research Support, U.S. Gov't, Non-P.H.S.
Langues
eng
Sous-ensembles de citation
IM
Pagination
EL201Subventions
Organisme : NIDCD NIH HHS
ID : R01 DC015240
Pays : United States
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