Assertion: respiratory system's part | /r/HasProperty | functional
Facets:
Source sentences:
text: The respiratory system consists of two functional parts: (1) a conducting system to bring the air in, including the nose, pharynx, larynx, trachea, bronchi and bronchioles; and (2) the respiratory portion, the site of gas exchange, including the respiratory bronchioles, alveolar ducts, alveolar saccules, and alveoli.