Preferred Label : lacrimal sac;
Uberon definition : The upper dilated end of the nasolacrimal duct that is lodged in a deep groove formed
by the lacrimal bone and frontal process of the maxilla; it connects the lacrimal
canaliculi, which drain tears from the eye's surface, and the nasolacrimal duct, which
conveys this fluid into the nasal cavity; like the nasolacrimal duct, the sac is lined
by stratified columnar epithelium with mucus-secreting goblet cells, and is surrounded
by connective tissue.;
Uberon synonym : lachrymal sac; lacrymal sac;
Origin ID : 0001351;
UMLS CUI : C0229289;
Automatic exact mappings (from CISMeF team)
- Semantic type(s)
- UMLS correspondences (same concept)
- Uberon cross reference
- has part
- part of
The upper dilated end of the nasolacrimal duct that is lodged in a deep groove formed
by the lacrimal bone and frontal process of the maxilla; it connects the lacrimal
canaliculi, which drain tears from the eye's surface, and the nasolacrimal duct, which
conveys this fluid into the nasal cavity; like the nasolacrimal duct, the sac is lined
by stratified columnar epithelium with mucus-secreting goblet cells, and is surrounded
by connective tissue.
