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[Event-related potentials of human brain in spatial hearing]
Uspekhi Fiziologicheskikh Nauk
|June 14, 2012
Summary
This review examines auditory event-related potentials and mismatch negativity in response to stationary and moving sounds. It discusses brain asymmetry in processing sound source location, offering insights into auditory perception.
Area of Science:
- Neuroscience
- Auditory Neuroscience
- Cognitive Neuroscience
Context:
- Auditory event-related potentials (ERPs) are crucial for understanding neural processing of sound.
- Mismatch negativity (MMN) is a key electrophysiological marker for detecting auditory change detection.
- Sound source localization involves complex neural computations influenced by spatial properties.
Purpose:
- To review existing data on auditory event-related potentials and mismatch negativity.
- To analyze brain responses to stationary versus moving sound sources.
- To explore interhemispheric asymmetry in auditory spatial processing.
Summary:
- The review synthesizes findings on auditory ERPs and MMN during sound localization tasks.
- It considers both free-field and dichotic listening conditions.
- Brain responses to sounds with varying spatial characteristics are examined, highlighting hemispheric differences.
Impact:
- Provides a comprehensive overview of MMN and ERPs in auditory spatial processing.
- Contributes to understanding the neural basis of sound localization and auditory attention.
- Informs future research on auditory perception and potential clinical applications.
