anocutaneous line


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Related to anocutaneous line: anoderm, dentate line, pectinate line

anocutaneous line

[TA]
inferior border of the anal pecten where the stratified squamous epithelium changes from the hairless anoderm to typical (that is, hairy) skin; commonly coincides with the inferior border of the internal anal sphincter.
Synonym(s): linea anocutanea [TA], linea anorectalis [TA]