下述疾病中可见关节内游离体的是() ["A．色素沉着绒毛结节性滑膜炎","B．滑膜骨软骨瘤病","C．神经性关节病","D．非骨化性纤维瘤","E．退行性骨关节病"]
影响分娩的四大因素有() ["A．胎儿","B．精神心理因素","C．产道","D．产力","E．以上都不正确 "]
软组织肿瘤钙化常见于() ["A．软组织软骨瘤","B．皮样囊肿","C．畸胎瘤","D．软组织错构瘤","E．软骨肉瘤"]
如图A是_____，B是____，_C是____，_E是____，F是____。
宫口扩张曲线将第一产程分为_____期和______期。
产程中阴道检查如图A，胎方位是____。
