Right-ear advantage drives the link between olivocochlear efferent 'antimasking'and speech-in-noise listening benefits

GM Bidelman, SP Bhagat - Neuroreport, 2015 - journals.lww.com
The mammalian cochlea receives feedback from the brainstem medial olivocochlear (MOC)
efferents, whose putative 'antimasking'function is to adjust cochlear amplification and …

What is the role of the medial olivocochlear system in speech-in-noise processing?

J de Boer, ARD Thornton… - Journal of …, 2012 - journals.physiology.org
The medial olivocochlear (MOC) bundle reduces the gain of the cochlear amplifier through
reflexive activation by sound. Physiological results indicate that MOC-induced reduction in …

Top-down influences of the medial olivocochlear efferent system in speech perception in noise

SK Mishra, ME Lutman - PLoS One, 2014 - journals.plos.org
One of the putative functions of the medial olivocochlear (MOC) system is to enhance signal
detection in noise. The objective of this study was to elucidate the role of the MOC system in …

Olivocochlear efferent activity is associated with the slope of the psychometric function of speech recognition in noise

IB Mertes, EC Wilbanks, MR Leek - Ear and hearing, 2018 - journals.lww.com
Objectives: The medial olivocochlear (MOC) efferent system can modify cochlear function to
improve sound detection in noise, but its role in speech perception in noise is unclear. The …

Olivocochlear efferent contributions to speech-in-noise recognition across signal-to-noise ratios

IB Mertes, KM Johnson, ZA Dinger - … Journal of the Acoustical Society of …, 2019 - pubs.aip.org
The medial olivocochlear (MOC) efferent system modifies cochlear output to aid signal
detection in noise, but the precise role of efferents in speech-in-noise understanding …

[HTML][HTML] Auditory efferent activation in CBA mice exceeds that of C57s for varying levels of noise

RD Frisina, SR Newman, X Zhu - The Journal of the Acoustical Society …, 2007 - pubs.aip.org
The medial olivocochlear efferent (MOC) system enhances signals in noise and helps
mediate auditory attention. Contralateral suppression (CS) of distortion product otoacoustic …

The biological role of the medial olivocochlear efferents in hearing: separating evolved function from exaptation

DW Smith, A Keil - Frontiers in systems neuroscience, 2015 - frontiersin.org
Cochlear outer hair cells (OHCs) are remarkable, mechanically-active receptors that
determine the exquisite sensitivity and frequency selectivity characteristic of the mammalian …

Musicianship enhances ipsilateral and contralateral efferent gain control to the cochlea

GM Bidelman, AD Schneider, VR Heitzmann… - Hearing research, 2017 - Elsevier
Human hearing sensitivity is easily compromised with overexposure to excessively loud
sounds, leading to permanent hearing damage. Consequently, finding activities and/or …

Centrifugal pathways protect hearing sensitivity at the cochlea in noisy environments that exacerbate the damage induced by loud sound

R Rajan - Journal of Neuroscience, 2000 - Soc Neuroscience
Loud sounds damage the cochlea, the auditory receptor organ, reducing hearing sensitivity.
Previous studies demonstrate that the centrifugal olivocochlear pathways can moderately …

Frequency tuning of the contralateral medial olivocochlear reflex in humans

W Zhao, S Dhar - Journal of neurophysiology, 2012 - journals.physiology.org
Activation of the medial olivocochlear (MOC) efferents attenuates cochlear gain and reduces
the amplitudes of mechanical, electrical, and neural cochlear outputs. The functional roles of …