The pressure variations inside the inner ear are turned into electrical signals by the:

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1. Solution

   The correct answer is option 1 i.e Cochlea

   EAR:

   • The ears perform two sensory functions one is hearing and other is maintenance of body balance.
   • The ear can be divided into three major sections 1) the outer ear 2) the middle ear and 3) the inner ear.
   • The fluid the filled inner ear is called the labyrinth, and the coiled portion of the labyrinth is called cochlea.
   • The vibrations produced in the eardrum are transmitted through the ear ossicles and oval window to the fluid-filled inner ear.
   • The inner ear also contains a complex system located above the cochlea called the vestibular apparatus.
   • It is influenced by gravity and movements and helps us in maintaining the balance of the body and posture

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