Answer:
Cilia from the basilar membrane are embedded in a rigid structure called B. Tectorial membrane .
Step-by-step explanation:
Tectorial membrane ( TM ) -
TM is present in the inner ear , it is one of the acellular membrane in cochlea in the inner ear .
The location of TM is just above spiral limbus .
Tm have three zone distribution , the limbal , middle and the marginal zones . The limbal zone being the thinnest , and the marginal zone being the thickest .
The sterocilia is embedded in the Tm and helps in hearing .