The cochlea consists of

A) interconnected nerve fibers in the spinal cord.
B) a fluid-filled tube in the inner ear.
C) olfactory receptor cells at the top of each nasal cavity.
D) neural networks located within each temporal lobe.

Cochlea

A spiral-shaped cavity in the inner ear that plays a key role in hearing by converting sound vibrations into nerve impulses.

Fluid-Filled Tube

A tube that contains fluid, often found in biological systems and mechanical devices, used for various functions such as cushioning or transport.