nasolacrimal duct
The paired channels leading from the lacrimal sacs to the inferior meatus of the nose, through which tears are conducted through the nasal cavity. [ http://openisbn.com/search.php?q=0-683-40008-8&isbn=1/ MP:0008969 ]
Term info
- FMA:9703
- EMAPA:17853
- AAO:0000643
- EHDAA:7849
- MESH:D009301
- MA:0001299
- SCTID:280643009
- EHDAA2:0001237
- UMLS:C0027437 (ncithesaurus:Nasolacrimal_Duct)
- Wikipedia:Nasolacrimal_duct
- NCIT:C33161
- VHOG:0000664
- EHDAA:9094
- GAID:902
uberon_slim, pheno_slim
The nasolacrimal duct is probably homologous to the posterior (excurrent) naris of actinopterygian fishes.[uncertain][VHOG]
the nasolacrimal duct, the sac is lined by stratified columnar epithelium with mucus-secreting goblet cells, and is surrounded by connective tissue
http://upload.wikimedia.org/wikipedia/commons/c/cf/Gray896.png
tear duct, d. nasolacrimalis
nasolacrimal duct - posterior naris
uberon
UBERON:0002392
Nasolacrimal duct
Term relations
- tube
- duct
- ectoderm-derived structure
- has part some goblet cell
- channel for some secretion of lacrimal gland
- develops from some nasolacrimal groove
- connects some lacrimal sac
- part of some lacrimal drainage system
- has part some stratified columnar epithelium
- contributes to morphology of some lacrimal apparatus
- connects some nasal cavity