Assertion: bronchoscope's diameter | /r/HasProperty | advanced into the lung
Facets:
value: down to the lobar bronchi
type: OTHER
value: due to the flexibility of their tips
type: CAUSE
Source sentences:
text: A rigid bronchoscope is 40 cm long and has a diameter ranging from 9 mm to 13.5 mm.3 Flexible bronchoscopes are inserted through the mouth or nose and, due to the flexibility of their tips, can be advanced farther into the lung (down to the lobar bronchi and some segmental branches).