________ Fills the Membranous Labyrinth

Question

________ fills the membranous labyrinth.
A) Perilymph
B) CSF
C) Interstitial fluid
D) Endolymph
E) Blood

Accepted Answer

Endolymph fills the membranous labyrinth, which is the fluid-filled structure within the inner ear that contains the organs of hearing and balance. The other options (perilymph, CSF, interstitial fluid, and blood) are not found specifically within the membranous labyrinth.