The basic composition ( frequently medial section, rarely central view ) is supported by the use of strong contrasts and a reduced palette which is mostly tuned on one basic tone.
2.
As well as finding superior pitch resolution in the right secondary auditory cortex, specific areas found to be involved were the planum temporale ( PT ) in the secondary auditory cortex, and the primary auditory cortex in the medial section of Heschl's gyrus ( HG ).