Assertion: lung | /r/HasProperty | exhalation
Facets:
Source sentences:
text: The diaphragm then relaxes, and the lungs contract which causes air to be pushed out from the lungs (exhalation).
text: The air molecules are either crowded outside (in the environment) and want to get into the lungs where there are less air molecules (inhalation), or they want to get outside because they are too crowded inside the lungs (exhalation).