A04_5_04_013

皮下部(外肛門括約筋の)Subcutaneous part of external anal sphincter(Pars subcutanea Musculus sphincteris ani externus)

皮下部(外肛門括約筋の)【ひかぶ(がいこうもんかつやくきんの)】 Superficial muscle cells that insert on the dermis anteriorly and posteriorly to the anus. It is caudal to the internal anal sphincter muscle and is permeated by connective-tissue fibers from the muscular coat of the rectum and the levator ani muscle.(外肛門括約筋の皮下部は肛門の前後で真皮と皮下結合組織中に放散している。)

岡島解剖学

Pocket atlas of human anatomy

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Netter's Anatomy Flash cards(05-04)

 

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