Low pitch sounds activate hair cells in near the Hair cells in the cochlear duct are bathed in fluid called A. Oval window; Endolymph B. Oval window; Perilymph C. Helicotrema; Endolymph D. Helicotrema; Perilymph 34. Hair cells in the cochlea contain channels. Opening of these channels causes the cell to stereocilia. depolarize and they open when the stereocilia bend towards the A. K+ Channels; Tallest B. K+ Channels: Shortest C. Na+ Channels; Tallest D. Na+ Channels; Shortest E. Ca2+ Channels; Tallest
