Primary auditory cortex. Location of the primary auditory cortex (in pink) in the left hemisphere. The auditory cortex is constituted by 3 components : the primary auditory cortex (reception of sounds), the auditory association cortex (treatment of sounds) and Wernicke's area (associated with the treatment of language). See. image 0745107 for Wernicke's area alone and 0742007 for the auditory cortex area alone.