题目内容
麦角新碱用于产后子宫出血的机制是
2021-12-17
A.收缩局部血管，促使血小板聚集
B.使子宫平滑肌强直性收缩
C.使子宫平滑肌节律性收缩
D.增强PGE2或PGF2α的作用
E.促进凝血因子生成
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