11 下列何者不會通過坐骨大孔？

 梨狀肌 坐骨神經 陰部神經 閉孔內肌

answer is D obturator internus

坐骨神經sciatic nerve

陰部神經 pudental nerve

梨狀肌 piriformis

坐骨大孔greater sciatic foramen -

There are three arteries coming into the gluteal region through the greater sciatic foramen:

1. superior gluteal
2. inferior gluteal
3. internal pudendal

These arteries are branches of the internal iliac artery which lies inside the pelvis.

閉孔內肌: obturator internus