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人参与 | 时间：2025-05-09 14:27:56
- 产力包括子宫收缩力、什宫收缩腹壁肌和膈肌收缩力以及肛提肌收缩力，过强其中以子宫收缩力为主。什宫收缩在分娩过程中，过强子宫收缩的什宫收缩节律性、对称性及极性不正常或强度、过强频率有改变，什宫收缩称为子宫收缩力异常。过强临床上多因产道或胎儿因素异常形成梗阻性难产，什宫收缩使胎儿通过产道阻力增加，过强导致继发性产力异常。什宫收缩子宫收缩力异常临床上分为子宫收缩乏力和子宫收缩过强两类，过强每类又发为协调性子宫收缩和不协调性子宫收缩。什宫收缩 顶: 48865踩: 4741
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