2. The ion composition of perilymph is similar to that of interstitial fluid; high sodium and low potassium levels. Dr. Luther stated that Julius’ fall ruptured the vestibular membrane, the membrane between the scala vestibule and the scala media. What would be the effect of such a rupture on the concentration of the potassium in the endolymph in the scala media, when it mixes with perilymph from the scala vestibule?