Don't detach this, which is next to the choroid & changes light rays into neural signals
[DOC] [TLE] 14.1: Sensory Perception - BioWiki - Biology - UC Davis [PAR] Mar 4, 2016 ... Sound is transduced into neural signals within the cochlear region of ... Lower 
frequency waves move the region of the basilar membrane that is near the tip of 
the cochlea.