The pectinate line (anocutaneous line, dentate line, anorectal junction) is a line which divides the upper 2/3rds and lower 1/3rd of the anal canal. Developmentally, this line represents the hindgut-proctodeum junction. It is an important anatomical landmark, and several distinctions can be made based upon the location of a structure relative to this line: [ http://en.wikipedia.org/wiki/Pectinate_line ]

This is just here as a test because I lose it

Term information

latin term
linea pectinata canalis analis [ FMA:75383 FMA:TA ]

definition

The pectinate line (anocutaneous line, dentate line, anorectal junction) is a line which divides the upper 2/3rds and lower 1/3rd of the anal canal. Developmentally, this line represents the hindgut-proctodeum junction. It is an important anatomical landmark, and several distinctions can be made based upon the location of a structure relative to this line:

depicted by

http://upload.wikimedia.org/wikipedia/commons/7/7b/Hemorrhoid.png

external ontology notes

FMA also has FMA:29321 but it's not clear how this differs

has exact synonym

pectinate line of anal canal

linea pectinata canalis analis

has related synonym

linea anocutanea

Hilton's 'white line'

dentate line

recto-anal junction

site of anal membrane

id

UBERON:0006574