Assertion: frontal sinus | /r/HasProperty | drainage pathway
Facets:
Source sentences:
text: Inferior to the ostium, drainage continues along a narrow passage known as the frontal recess 4 or superior compartment of the frontal sinus drainage pathway 3.
text: The frontal sinuses drain via the frontal sinus drainage pathway or nasofrontal duct (Figure 3), the maxillary sinuses drain via the ostiomeatal unit, and the anterior ethmoid air cells drain via the infundibulum.
text: The frontal sinus drainage pathway is shown in red.