hair outer root sheath
A stratified epithelium that surrounds the hair follicle that merges proximally with the basal layer of the interfollicular epidermis and distally with the hair bulb. [ https://github.com/obophenotype/mouse-anatomy-ontology/issues/56 http://www.keratin.com/aa/aa022.shtml http://dx.doi.org/10.1016/j.cub.2008.12.005 ]
Synonyms: outer root sheath of hair follicle, hair follicle outer root sheath, external root sheath of hair follicle
Term info
- EMAPA:32793
- FMA:70943
- MA:0000780
- Wikipedia:Outer_root_sheath
- SCTID:319224003
- BTO:0003969
- NCIT:C62490
pheno_slim
ORS, outer root sheath, outer hair sheath
uberon
UBERON:0005942
Outer root sheath of hair follicle