Assertion: sebaceous gland's duct | /r/HasProperty | lactiferous ducts
Facets:
Source sentences:
text: Each of the 15 to 20 main ducts (lactiferous ducts) discharges through a separate orifice on the surface of the nipple.
text: Each of the 15 to 20 main ducts, known as lactiferous ducts, discharges through a separate orifice on the surface of the nipple.