#cochlea  the snail-shaped tube (in the inner ear coiled around the modiolus) where sound vibrations are converted into nerve impulses by the Organ of Corti
  supertype:  tube-shaped_structure__tube  (anatomy) any hollow cylindrical body structure
  part:  basilar_membrane  modiolus  organ_of_Corti
  part of:  inner_ear__innerear__internal_ear__labyrinth  a complex system of interconnecting cavities; concerned with hearing and equilibrium
     part of:  auditory_apparatus  all of the components of the organ of hearing including the outer and middle and inner ears
        part of:  auditory_system  the sensory system for hearing

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