For 10 points, name this sense that processes external sound.
The main region of the brain dealing with this ability is located in Brodmann areas 41 and 42. The volley theory is an extension to one theory of this ability that itself superseded Hermann Helmholtz's place theory of it. The superior temporal gyrus in the temporal lobe processes this ability, and the (*) cocktail party effect describes selectively applying your attention and this ability. The basilar membrane and tiny hairs inside of it process both balance and this sense, and a cochlear implant can be used if this sense is damaged. The primary organ for this sense contains an inner canal. For 10 points, name this sense that processes external sound.
The main region of the brain dealing with this ability is located in Brodmann areas 41 and 42.
hearing (accept word forms; accept auditory sense and other obvious synonyms)