#respiratory_system__respiratorysystem__systema_respiratorium__systemarespiratorium  the system for taking in oxygen and giving off carbon dioxide; in terrestrial animals this is accomplished by breathing
  supertype:  system.body_part  a group of physiologically or anatomically related organs or parts; "the body has a system of organs for digestion"
  part of:  body [49,49]
  part:  respiratory_tract__respiratorytract  the passages through which air enters and leaves the body
  part:  respiratory_organ__respiratoryorgan  any organ involved in the process of respiration
  part:  trachea  one of the tubules forming the respiratory system of most insects and many arachnids

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