骶骨[1](英語:sacrum)又稱薦骨[2]、薦椎,是一大型三角形骨,由5塊骶椎在18至30歲融合而成。它是骨盆帶的基部,位於骨盆腔的後上方,上承腰椎,下接尾椎,在2塊髖骨之間。骶骨侧面上部有耳状面,与髂骨同名的耳状面构成骶髂关节。
-
脊柱
-
-
Sacrum, dorsal surface.
-
Lateral surfaces of sacrum and coccyx.
-
骶骨底
-
Median sagittal section of the sacrum.
-
脊柱
-
Left Levator ani from within.
-
The posterior divisions of the sacral nerves.
-
Median sagittal section of male pelvis.
-
Median sagittal section of female pelvis.