Using functional magnetic resonance imaging to explore the representation of binaural cues in human auditory cortex

2012 ◽  
Vol 131 (4) ◽  
pp. 3386-3386
Author(s):  
G Christopher Stecker ◽  
Susan A McLaughlin
1994 ◽  
Vol 35 (6) ◽  
pp. 662-672 ◽  
Author(s):  
J. R. Binder ◽  
S. M. Rao ◽  
T. A. Hammeke ◽  
F. Z. Yetkin ◽  
A. Jesmanowicz ◽  
...  

2001 ◽  
Vol 13 (1) ◽  
pp. 1-7 ◽  
Author(s):  
C. M. Wessinger ◽  
J. VanMeter ◽  
B. Tian ◽  
J. Van Lare ◽  
J. Pekar ◽  
...  

The concept of hierarchical processing—that the sensory world is broken down into basic features later integrated into more complex stimulus preferences—originated from investigations of the visual cortex. Recent studies of the auditory cortex in nonhuman primates revealed a comparable architecture, in which core areas, receiving direct input from the thalamus, in turn, provide input to a surrounding belt. Here functional magnetic resonance imaging (fMRI) shows that the human auditory cortex displays a similar hierarchical organization: pure tones (PTs) activate primarily the core, whereas belt areas prefer complex sounds, such as narrow-band noise bursts.


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