1、荐椎
... 髂骨ilium 荐椎sacral vertebra 坐骨ischimn ...
2、骶椎
... 骶正中嵴 median crest 骶椎 sacral vertebra 第二肝门 secondary portal of liver ...
Sacral l vertebra荐椎
fifth sacral vertebra第五骶椎
second sacral vertebra第二骶椎;第2骶椎
third sacral vertebra第三骶椎
fourth sacral vertebra第四骶椎
first sacral vertebra终止于第一荐椎