Assertion: bronchiole's wall | /r/CapableOf | promote gas diffusion
Facets:
value: with pulmonary capillaries
type: OTHER
value: mm diameter
type: OTHER
Source sentences:
text: mm diameter, thin wall promotes gas diffusion with pulmonary capillaries, 300-400 million in longs, look hexagonal because they are all pressed up against one another; wall is made up of two cell types