English Dictionary

pectinate line

名詞

(anatomy) The line that divides the upper two thirds of the anal canal from the lower third. Developmentally, it represents the hindgut-proctodeum junction.

日本語の意味

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。

During the surgery, the surgeon carefully identified the pectinate line to preserve the correct tissue planes.

手術中、外科医は正しい組織層を保護するために、肛管の上部2/3と下部1/3を分ける線（歯状線）を慎重に同定した。

意味（1）

(anatomy) The line that divides the upper two thirds of the anal canal from the lower third. Developmentally, it represents the hindgut-proctodeum junction.

pectinate lines （ plural ）