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肛門三角
骶結節韌帶(英语:Sacrotuberous ligament) 骶棘韌帶(英语:Sacrospinous ligament) 陰部神經 內陰動脈及內陰靜脈(英语:
Internal
pudendal
vein
) 肛管(英语:anal canal) 肌肉 肛門外擴約肌(英语:Sphincter ani externus muscle) 臀大肌
陰部神經
foramen)再進入骨盆,之後會伴隨著陰部內動脈及陰部內靜脈(英语:
internal
pudendal
vein
),沿著坐骨直腸窩(英语:Ischioanal fossa)的側壁往上往前,和內動脈和內靜脈包覆在閉孔肌筋膜(英语:obturator fascia)的鞘中,稱為阴部管(英语:
pudendal
canal)。
下腹壁動脈
The iliac veins. Dissection of side wall of pelvis showing sacral and
pudendal
plexuses. Posterior view of the anterior abdominal wall in its lower half
腹主动脉
by the anastomosis between the inferior mesenteric artery and the
internal
pudendal
artery, when (as is more common) the point of ligature is below the
前列腺
plexus),
pudendal
plexus(英语:
pudendal
plexus (veins)), vesical plexus(英语:vesical venous plexus),
internal
iliac
vein
(英语:
internal
iliac
vein
) 神经 Inferior
Internal pudendal vein
来自维基百科,自由的百科全书