1(v)
A 60-year-old man met with an accident and had difficulty in hearing. It was due to a damage to the sensory cells in the cochlea. Which structure has been affected?
- (a)Auditory canal
- (b)Vestibule
- (c)Ear drum
- (d)Organ of Corti
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Organ of Corti
Reason — The organ of Corti lies inside the cochlea and carries the sensory hair cells of hearing. Vibrations of the basilar membrane stimulate these cells, which send impulses to the brain through the auditory nerve.