After the delivery of the head, there's restitution, where the head externally rotates so that the shoulders can pass through the pelvic outlet and under the symphysis pubis.
头娩出后，复位，头向外旋转以便肩部经过骨盆出口，在耻骨联合下。
Pelvic outlet
原声例句
Osmosis-解剖与生理
英语百科
Pelvic outlet
The lower circumference of the lesser pelvis is very irregular; the space enclosed by it is named the inferior aperture or pelvic outlet.
- fixed factory overhead cost的意思
- fixed factory overhead costs的意思
- fixed failure number test的意思
- fixed fat的意思
- fixed fatum的意思
- Fixed Feast的意思
- Fixed fee的意思
- fixed feed grinding的意思
- fixed fence的意思
- fixed fiberoptic connector的意思
- Fixed field的意思
- fixed field accelerator的意思
- fixed field addressing的意思
- Fixed Field Alternating Gradient的意思
- fixed field alternating gradient accelerator的意思
- fixed field alternating gradient synchrotron的意思
- fixed field applicator的意思
- fixed field coding的意思
- fixed field format的意思
- fixed field language的意思
- fixed field method的意思
- fixed field record的意思
- fixed field therapy的意思
- fixed film的意思
- fixed film reactor的意思