#lung  either of two saclike respiratory organs in the chest of vertebrates; serves to remove carbon dioxide and provide oxygen to the blood
  supertype:  respiratory_organ__respiratoryorgan  any organ involved in the process of respiration
  part:  bronchial_artery  pulmonary_vein  alveolar_bed  lobe_of_the_lung  alveolus
  part of:  lower_respiratory_tract__lowerrespiratorytract  the bronchi and lungs

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