Last Updated:2025/11/29
(anatomy) The line that divides the upper two thirds of the anal canal from the lower third. Developmentally, it represents the hindgut-proctodeum junction.
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pectinate line
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Source Word
pectinate line
Noun
Japanese Meaning
肛門管の上部約2/3と下部約1/3を分ける解剖学的な境界線。発生学的には、後腸と肛門部(肛門原基)の接合部を示す。
( plural )