Endolymph is present in:: (A) Scala media, (B) Scala vestibule, (C) Scala tympani, (D) Cochlear aqueduct
Answer is A. Ref: Diseases of Ear, Nose tfc Throat, by Dhingra 5th edition . ch on anatomy of earExplanation:Scala vestibule and scala tympani are filled with perilymphScala media filled with endolymph