The blue ridge reaches from northeast georgia to southern pensylvania
Hokkaido, Honshu(the mainland) Shikoku and Kyushu (maybe)
It is likely that his temporal lobe was injured.
The temporal lobe is located on either side of the brain just above the ears. One of it main functions is auditory processing such as hearing and selective listening. It receives sensory information such as sounds and speech from the ears. If either temporal lobe was injured this could possibly result in hearing loss.
