has part has part has_part characteristic of has modifier abnormal stria vascularis morphology abnormal psalterial cord morphology MPheno.ontology abnormal stria vascularis ductus cochlearis morphology any structural anomaly in the stratified, secretory epithelium which lines the upper part of the cochlear spiral ligament and maintains potassium ion homeostasis in the endolymph; stria vascularis normally consists of marginal, intermediate, and basal cells: basal and marginal cell tight junctions preclude paracellular diffusion into and out of the intrastrial space while basal and intermediate cells secrete into this space potassium ions derived from fibrocytes through gap junctions MP:0000048 abnormal vascular stripe morphology abnormal scala media morphology morphology abnormal stria vascularis of cochlear duct