Question

Which one of the following is the functional unit of hearing ?

• A. Utricle
• B. Organ of Zuckerkandl
• C. Organ of Corti
• D. Vestibular apparatus

Answer 1

The correct option is C Organ of Corti

The functional unit of hearing is organ of Corti. It is the delicate component of the inner ear. It is composed of mechanosensory cells known as hair cells, and it is of two types they are inner hair cells and outer hair cells. Inner hair cells help in transducing the mechanical sound vibrations into nerve impulses. Outer hair cells function as acoustic pre-amplifiers that develop in frequency.

So, the correct answer is option C.