At the apex of cochlea the scala vestibuli and scala tympani communicate with each other through: Receptors Mcqs August 31, 2019 BILAL KHATTAK0 A.Fenestra ovalis B.Fenestra rotunda C.Helicotrema D.None of these Related Mcqs: Tectorial membrane is present over Tympanic cavity is connected to auditory capsule through: Which of these chambers of cochlea has perilymph: One of these chambers of cochlea contains endolymph: Cochlea and organ of Corti in human ear are concerned with: Pulmonary aorta in embryo comniunicates with carotico-systemic aorta by a thin vessel called ductus Botalli which later closes and remains in adult as: