Assertion: pancreas's duct | /r/CapableOf | open onto epithelium
Facets:
Source sentences:
text: Exocrine glands relate to or denote glands that secrete their products through ducts opening onto an epithelium (a sheet of cells that covers a body surface or lines a body cavity) rather than directly into the bloodstream; whereas endocrine glands relate to or denote glands that secrete hormones or other products directly into the blood.