#modiolus  the central conical bony pillar of the cochlea
  supertype:  #bone__os  rigid connective tissue that makes up the skeleton of vertebrates
  part of:  #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
     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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