<prompt> What is true regarding organ of coi?The organ of Coi is contained within the scala mediaEndolymph is secreted by cells of the stria vascularisThe whole organ of Coi rests on the basilar membraneAll  <response>: The organ of Coi, or spiral organ, is the receptor organ for hearing and is located in the mammalian cochlea. This highly varied strip of epithelial cells allows for transduction of auditory signals into nerve impulses action potential. Ref ganongs review of medical physiology 25e 