Assertion: yawning | /r/HasProperty | protective reflex
Facets:
Source sentences:
text: Other people believe that yawning is a protective reflex to redistribute the oil-like substance called surfactant (say: sur-FAK-tint) that helps keep lungs lubricated inside and keeps them from collapsing.
text: Some scientists say that yawning is a protective reflex to redistribute the oil-like substance called surfactant that helps keep lungs lubricated and from collapsing.
text: Other people believe that yawning is a protective reflex to redistribute the oil-like substance called surfactant (say: sur-FAK-tint) that helps keep lungs lubricated inside and keeps them from collapsing.
text: Other people believe that yawning is a protective reflex to redistribute the oil-like substance called surfactant (say: sur-FAK-tint) that helps keep lungs lubricated inside and keeps them from collapsing.
text: Other people believe that yawning is a protective reflex to redistribute the oil-like substance called surfactant (say: sur-fak-tint) that helps keep lungs lubricated inside and keeps them from collapsing.