Assertion: epithelium's cell | /r/CapableOf | face the lumen
Facets:
value: such as in the intestine
type: OTHER
Source sentences:
text: and it's the part of the cell which faces the lumen such as in the intestine or faces the external body such as the skin, this intestinal epithelial cell shows polarity.
text: The coordinated action of cilia on longer columnar cells facing the lumen moves the mucus along with the particulate matter away from the lung.