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Which part of the human ear plays no role in hearing as such but is otherwise very much required?
A
Ear ossicles
B
Eustachian tube
C
Organ of Corti
D
Vestibular apparatus
Detailed Solution
The vestibular apparatus (three semicircular canals and the otolith organ made of saccule and utricle) has no role in hearing.
It is responsible for maintaining the balance and posture of the body.
Ear ossicles, organ of Corti and the Eustachian tube are all concerned with hearing or with equalising pressure on the ear drum.
It is responsible for maintaining the balance and posture of the body.
Ear ossicles, organ of Corti and the Eustachian tube are all concerned with hearing or with equalising pressure on the ear drum.